Adding upstream version 5.10.209.upstream/5.10.209

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 2347 insertions, 0 deletions

diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/init.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/init.c
new file mode 100644
index 000000000..9de74f41d
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/init.c
@@ -0,0 +1,2347 @@
+/*
+ * Copyright 2012 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Ben Skeggs
+ */
+#include <subdev/bios.h>
+#include <subdev/bios/bit.h>
+#include <subdev/bios/bmp.h>
+#include <subdev/bios/conn.h>
+#include <subdev/bios/dcb.h>
+#include <subdev/bios/dp.h>
+#include <subdev/bios/gpio.h>
+#include <subdev/bios/init.h>
+#include <subdev/bios/ramcfg.h>
+
+#include <subdev/devinit.h>
+#include <subdev/gpio.h>
+#include <subdev/i2c.h>
+#include <subdev/vga.h>
+
+#include <linux/kernel.h>
+
+#define bioslog(lvl, fmt, args...) do {                                        \
+	nvkm_printk(init->subdev, lvl, info, "0x%08x[%c]: "fmt,                \
+		    init->offset, init_exec(init) ?                            \
+		    '0' + (init->nested - 1) : ' ', ##args);                   \
+} while(0)
+#define cont(fmt, args...) do {                                                \
+	if (init->subdev->debug >= NV_DBG_TRACE)                               \
+		printk(fmt, ##args);                                           \
+} while(0)
+#define trace(fmt, args...) bioslog(TRACE, fmt, ##args)
+#define warn(fmt, args...) bioslog(WARN, fmt, ##args)
+#define error(fmt, args...) bioslog(ERROR, fmt, ##args)
+
+/******************************************************************************
+ * init parser control flow helpers
+ *****************************************************************************/
+
+static inline bool
+init_exec(struct nvbios_init *init)
+{
+	return (init->execute == 1) || ((init->execute & 5) == 5);
+}
+
+static inline void
+init_exec_set(struct nvbios_init *init, bool exec)
+{
+	if (exec) init->execute &= 0xfd;
+	else      init->execute |= 0x02;
+}
+
+static inline void
+init_exec_inv(struct nvbios_init *init)
+{
+	init->execute ^= 0x02;
+}
+
+static inline void
+init_exec_force(struct nvbios_init *init, bool exec)
+{
+	if (exec) init->execute |= 0x04;
+	else      init->execute &= 0xfb;
+}
+
+/******************************************************************************
+ * init parser wrappers for normal register/i2c/whatever accessors
+ *****************************************************************************/
+
+static inline int
+init_or(struct nvbios_init *init)
+{
+	if (init_exec(init)) {
+		if (init->or >= 0)
+			return init->or;
+		error("script needs OR!!\n");
+	}
+	return 0;
+}
+
+static inline int
+init_link(struct nvbios_init *init)
+{
+	if (init_exec(init)) {
+		if (init->link)
+			return init->link == 2;
+		error("script needs OR link\n");
+	}
+	return 0;
+}
+
+static inline int
+init_head(struct nvbios_init *init)
+{
+	if (init_exec(init)) {
+		if (init->head >= 0)
+			return init->head;
+		error("script needs head\n");
+	}
+	return 0;
+}
+
+static u8
+init_conn(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	struct nvbios_connE connE;
+	u8  ver, hdr;
+	u32 conn;
+
+	if (init_exec(init)) {
+		if (init->outp) {
+			conn = init->outp->connector;
+			conn = nvbios_connEp(bios, conn, &ver, &hdr, &connE);
+			if (conn)
+				return connE.type;
+		}
+
+		error("script needs connector type\n");
+	}
+
+	return 0xff;
+}
+
+static inline u32
+init_nvreg(struct nvbios_init *init, u32 reg)
+{
+	struct nvkm_devinit *devinit = init->subdev->device->devinit;
+
+	/* C51 (at least) sometimes has the lower bits set which the VBIOS
+	 * interprets to mean that access needs to go through certain IO
+	 * ports instead.  The NVIDIA binary driver has been seen to access
+	 * these through the NV register address, so lets assume we can
+	 * do the same
+	 */
+	reg &= ~0x00000003;
+
+	/* GF8+ display scripts need register addresses mangled a bit to
+	 * select a specific CRTC/OR
+	 */
+	if (init->subdev->device->card_type >= NV_50) {
+		if (reg & 0x80000000) {
+			reg += init_head(init) * 0x800;
+			reg &= ~0x80000000;
+		}
+
+		if (reg & 0x40000000) {
+			reg += init_or(init) * 0x800;
+			reg &= ~0x40000000;
+			if (reg & 0x20000000) {
+				reg += init_link(init) * 0x80;
+				reg &= ~0x20000000;
+			}
+		}
+	}
+
+	if (reg & ~0x00fffffc)
+		warn("unknown bits in register 0x%08x\n", reg);
+
+	return nvkm_devinit_mmio(devinit, reg);
+}
+
+static u32
+init_rd32(struct nvbios_init *init, u32 reg)
+{
+	struct nvkm_device *device = init->subdev->device;
+	reg = init_nvreg(init, reg);
+	if (reg != ~0 && init_exec(init))
+		return nvkm_rd32(device, reg);
+	return 0x00000000;
+}
+
+static void
+init_wr32(struct nvbios_init *init, u32 reg, u32 val)
+{
+	struct nvkm_device *device = init->subdev->device;
+	reg = init_nvreg(init, reg);
+	if (reg != ~0 && init_exec(init))
+		nvkm_wr32(device, reg, val);
+}
+
+static u32
+init_mask(struct nvbios_init *init, u32 reg, u32 mask, u32 val)
+{
+	struct nvkm_device *device = init->subdev->device;
+	reg = init_nvreg(init, reg);
+	if (reg != ~0 && init_exec(init)) {
+		u32 tmp = nvkm_rd32(device, reg);
+		nvkm_wr32(device, reg, (tmp & ~mask) | val);
+		return tmp;
+	}
+	return 0x00000000;
+}
+
+static u8
+init_rdport(struct nvbios_init *init, u16 port)
+{
+	if (init_exec(init))
+		return nvkm_rdport(init->subdev->device, init->head, port);
+	return 0x00;
+}
+
+static void
+init_wrport(struct nvbios_init *init, u16 port, u8 value)
+{
+	if (init_exec(init))
+		nvkm_wrport(init->subdev->device, init->head, port, value);
+}
+
+static u8
+init_rdvgai(struct nvbios_init *init, u16 port, u8 index)
+{
+	struct nvkm_subdev *subdev = init->subdev;
+	if (init_exec(init)) {
+		int head = init->head < 0 ? 0 : init->head;
+		return nvkm_rdvgai(subdev->device, head, port, index);
+	}
+	return 0x00;
+}
+
+static void
+init_wrvgai(struct nvbios_init *init, u16 port, u8 index, u8 value)
+{
+	struct nvkm_device *device = init->subdev->device;
+
+	/* force head 0 for updates to cr44, it only exists on first head */
+	if (device->card_type < NV_50) {
+		if (port == 0x03d4 && index == 0x44)
+			init->head = 0;
+	}
+
+	if (init_exec(init)) {
+		int head = init->head < 0 ? 0 : init->head;
+		nvkm_wrvgai(device, head, port, index, value);
+	}
+
+	/* select head 1 if cr44 write selected it */
+	if (device->card_type < NV_50) {
+		if (port == 0x03d4 && index == 0x44 && value == 3)
+			init->head = 1;
+	}
+}
+
+static struct i2c_adapter *
+init_i2c(struct nvbios_init *init, int index)
+{
+	struct nvkm_i2c *i2c = init->subdev->device->i2c;
+	struct nvkm_i2c_bus *bus;
+
+	if (index == 0xff) {
+		index = NVKM_I2C_BUS_PRI;
+		if (init->outp && init->outp->i2c_upper_default)
+			index = NVKM_I2C_BUS_SEC;
+	} else
+	if (index == 0x80) {
+		index = NVKM_I2C_BUS_PRI;
+	} else
+	if (index == 0x81) {
+		index = NVKM_I2C_BUS_SEC;
+	}
+
+	bus = nvkm_i2c_bus_find(i2c, index);
+	return bus ? &bus->i2c : NULL;
+}
+
+static int
+init_rdi2cr(struct nvbios_init *init, u8 index, u8 addr, u8 reg)
+{
+	struct i2c_adapter *adap = init_i2c(init, index);
+	if (adap && init_exec(init))
+		return nvkm_rdi2cr(adap, addr, reg);
+	return -ENODEV;
+}
+
+static int
+init_wri2cr(struct nvbios_init *init, u8 index, u8 addr, u8 reg, u8 val)
+{
+	struct i2c_adapter *adap = init_i2c(init, index);
+	if (adap && init_exec(init))
+		return nvkm_wri2cr(adap, addr, reg, val);
+	return -ENODEV;
+}
+
+static struct nvkm_i2c_aux *
+init_aux(struct nvbios_init *init)
+{
+	struct nvkm_i2c *i2c = init->subdev->device->i2c;
+	if (!init->outp) {
+		if (init_exec(init))
+			error("script needs output for aux\n");
+		return NULL;
+	}
+	return nvkm_i2c_aux_find(i2c, init->outp->i2c_index);
+}
+
+static u8
+init_rdauxr(struct nvbios_init *init, u32 addr)
+{
+	struct nvkm_i2c_aux *aux = init_aux(init);
+	u8 data;
+
+	if (aux && init_exec(init)) {
+		int ret = nvkm_rdaux(aux, addr, &data, 1);
+		if (ret == 0)
+			return data;
+		trace("auxch read failed with %d\n", ret);
+	}
+
+	return 0x00;
+}
+
+static int
+init_wrauxr(struct nvbios_init *init, u32 addr, u8 data)
+{
+	struct nvkm_i2c_aux *aux = init_aux(init);
+	if (aux && init_exec(init)) {
+		int ret = nvkm_wraux(aux, addr, &data, 1);
+		if (ret)
+			trace("auxch write failed with %d\n", ret);
+		return ret;
+	}
+	return -ENODEV;
+}
+
+static void
+init_prog_pll(struct nvbios_init *init, u32 id, u32 freq)
+{
+	struct nvkm_devinit *devinit = init->subdev->device->devinit;
+	if (init_exec(init)) {
+		int ret = nvkm_devinit_pll_set(devinit, id, freq);
+		if (ret)
+			warn("failed to prog pll 0x%08x to %dkHz\n", id, freq);
+	}
+}
+
+/******************************************************************************
+ * parsing of bios structures that are required to execute init tables
+ *****************************************************************************/
+
+static u16
+init_table(struct nvkm_bios *bios, u16 *len)
+{
+	struct bit_entry bit_I;
+
+	if (!bit_entry(bios, 'I', &bit_I)) {
+		*len = bit_I.length;
+		return bit_I.offset;
+	}
+
+	if (bmp_version(bios) >= 0x0510) {
+		*len = 14;
+		return bios->bmp_offset + 75;
+	}
+
+	return 0x0000;
+}
+
+static u16
+init_table_(struct nvbios_init *init, u16 offset, const char *name)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u16 len, data = init_table(bios, &len);
+	if (data) {
+		if (len >= offset + 2) {
+			data = nvbios_rd16(bios, data + offset);
+			if (data)
+				return data;
+
+			warn("%s pointer invalid\n", name);
+			return 0x0000;
+		}
+
+		warn("init data too short for %s pointer", name);
+		return 0x0000;
+	}
+
+	warn("init data not found\n");
+	return 0x0000;
+}
+
+#define init_script_table(b) init_table_((b), 0x00, "script table")
+#define init_macro_index_table(b) init_table_((b), 0x02, "macro index table")
+#define init_macro_table(b) init_table_((b), 0x04, "macro table")
+#define init_condition_table(b) init_table_((b), 0x06, "condition table")
+#define init_io_condition_table(b) init_table_((b), 0x08, "io condition table")
+#define init_io_flag_condition_table(b) init_table_((b), 0x0a, "io flag conditon table")
+#define init_function_table(b) init_table_((b), 0x0c, "function table")
+#define init_xlat_table(b) init_table_((b), 0x10, "xlat table");
+
+static u16
+init_script(struct nvkm_bios *bios, int index)
+{
+	struct nvbios_init init = { .subdev = &bios->subdev };
+	u16 bmp_ver = bmp_version(bios), data;
+
+	if (bmp_ver && bmp_ver < 0x0510) {
+		if (index > 1 || bmp_ver < 0x0100)
+			return 0x0000;
+
+		data = bios->bmp_offset + (bmp_ver < 0x0200 ? 14 : 18);
+		return nvbios_rd16(bios, data + (index * 2));
+	}
+
+	data = init_script_table(&init);
+	if (data)
+		return nvbios_rd16(bios, data + (index * 2));
+
+	return 0x0000;
+}
+
+static u16
+init_unknown_script(struct nvkm_bios *bios)
+{
+	u16 len, data = init_table(bios, &len);
+	if (data && len >= 16)
+		return nvbios_rd16(bios, data + 14);
+	return 0x0000;
+}
+
+static u8
+init_ram_restrict_group_count(struct nvbios_init *init)
+{
+	return nvbios_ramcfg_count(init->subdev->device->bios);
+}
+
+static u8
+init_ram_restrict(struct nvbios_init *init)
+{
+	/* This appears to be the behaviour of the VBIOS parser, and *is*
+	 * important to cache the NV_PEXTDEV_BOOT0 on later chipsets to
+	 * avoid fucking up the memory controller (somehow) by reading it
+	 * on every INIT_RAM_RESTRICT_ZM_GROUP opcode.
+	 *
+	 * Preserving the non-caching behaviour on earlier chipsets just
+	 * in case *not* re-reading the strap causes similar breakage.
+	 */
+	if (!init->ramcfg || init->subdev->device->bios->version.major < 0x70)
+		init->ramcfg = 0x80000000 | nvbios_ramcfg_index(init->subdev);
+	return (init->ramcfg & 0x7fffffff);
+}
+
+static u8
+init_xlat_(struct nvbios_init *init, u8 index, u8 offset)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u16 table = init_xlat_table(init);
+	if (table) {
+		u16 data = nvbios_rd16(bios, table + (index * 2));
+		if (data)
+			return nvbios_rd08(bios, data + offset);
+		warn("xlat table pointer %d invalid\n", index);
+	}
+	return 0x00;
+}
+
+/******************************************************************************
+ * utility functions used by various init opcode handlers
+ *****************************************************************************/
+
+static bool
+init_condition_met(struct nvbios_init *init, u8 cond)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u16 table = init_condition_table(init);
+	if (table) {
+		u32 reg = nvbios_rd32(bios, table + (cond * 12) + 0);
+		u32 msk = nvbios_rd32(bios, table + (cond * 12) + 4);
+		u32 val = nvbios_rd32(bios, table + (cond * 12) + 8);
+		trace("\t[0x%02x] (R[0x%06x] & 0x%08x) == 0x%08x\n",
+		      cond, reg, msk, val);
+		return (init_rd32(init, reg) & msk) == val;
+	}
+	return false;
+}
+
+static bool
+init_io_condition_met(struct nvbios_init *init, u8 cond)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u16 table = init_io_condition_table(init);
+	if (table) {
+		u16 port = nvbios_rd16(bios, table + (cond * 5) + 0);
+		u8 index = nvbios_rd08(bios, table + (cond * 5) + 2);
+		u8  mask = nvbios_rd08(bios, table + (cond * 5) + 3);
+		u8 value = nvbios_rd08(bios, table + (cond * 5) + 4);
+		trace("\t[0x%02x] (0x%04x[0x%02x] & 0x%02x) == 0x%02x\n",
+		      cond, port, index, mask, value);
+		return (init_rdvgai(init, port, index) & mask) == value;
+	}
+	return false;
+}
+
+static bool
+init_io_flag_condition_met(struct nvbios_init *init, u8 cond)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u16 table = init_io_flag_condition_table(init);
+	if (table) {
+		u16 port = nvbios_rd16(bios, table + (cond * 9) + 0);
+		u8 index = nvbios_rd08(bios, table + (cond * 9) + 2);
+		u8  mask = nvbios_rd08(bios, table + (cond * 9) + 3);
+		u8 shift = nvbios_rd08(bios, table + (cond * 9) + 4);
+		u16 data = nvbios_rd16(bios, table + (cond * 9) + 5);
+		u8 dmask = nvbios_rd08(bios, table + (cond * 9) + 7);
+		u8 value = nvbios_rd08(bios, table + (cond * 9) + 8);
+		u8 ioval = (init_rdvgai(init, port, index) & mask) >> shift;
+		return (nvbios_rd08(bios, data + ioval) & dmask) == value;
+	}
+	return false;
+}
+
+static inline u32
+init_shift(u32 data, u8 shift)
+{
+	if (shift < 0x80)
+		return data >> shift;
+	return data << (0x100 - shift);
+}
+
+static u32
+init_tmds_reg(struct nvbios_init *init, u8 tmds)
+{
+	/* For mlv < 0x80, it is an index into a table of TMDS base addresses.
+	 * For mlv == 0x80 use the "or" value of the dcb_entry indexed by
+	 * CR58 for CR57 = 0 to index a table of offsets to the basic
+	 * 0x6808b0 address.
+	 * For mlv == 0x81 use the "or" value of the dcb_entry indexed by
+	 * CR58 for CR57 = 0 to index a table of offsets to the basic
+	 * 0x6808b0 address, and then flip the offset by 8.
+	 */
+	const int pramdac_offset[13] = {
+		0, 0, 0x8, 0, 0x2000, 0, 0, 0, 0x2008, 0, 0, 0, 0x2000 };
+	const u32 pramdac_table[4] = {
+		0x6808b0, 0x6808b8, 0x6828b0, 0x6828b8 };
+
+	if (tmds >= 0x80) {
+		if (init->outp) {
+			u32 dacoffset = pramdac_offset[init->outp->or];
+			if (tmds == 0x81)
+				dacoffset ^= 8;
+			return 0x6808b0 + dacoffset;
+		}
+
+		if (init_exec(init))
+			error("tmds opcodes need dcb\n");
+	} else {
+		if (tmds < ARRAY_SIZE(pramdac_table))
+			return pramdac_table[tmds];
+
+		error("tmds selector 0x%02x unknown\n", tmds);
+	}
+
+	return 0;
+}
+
+/******************************************************************************
+ * init opcode handlers
+ *****************************************************************************/
+
+/**
+ * init_reserved - stub for various unknown/unused single-byte opcodes
+ *
+ */
+static void
+init_reserved(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8 opcode = nvbios_rd08(bios, init->offset);
+	u8 length, i;
+
+	switch (opcode) {
+	case 0xaa:
+		length = 4;
+		break;
+	default:
+		length = 1;
+		break;
+	}
+
+	trace("RESERVED 0x%02x\t", opcode);
+	for (i = 1; i < length; i++)
+		cont(" 0x%02x", nvbios_rd08(bios, init->offset + i));
+	cont("\n");
+	init->offset += length;
+}
+
+/**
+ * INIT_DONE - opcode 0x71
+ *
+ */
+static void
+init_done(struct nvbios_init *init)
+{
+	trace("DONE\n");
+	init->offset = 0x0000;
+}
+
+/**
+ * INIT_IO_RESTRICT_PROG - opcode 0x32
+ *
+ */
+static void
+init_io_restrict_prog(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u16 port = nvbios_rd16(bios, init->offset + 1);
+	u8 index = nvbios_rd08(bios, init->offset + 3);
+	u8  mask = nvbios_rd08(bios, init->offset + 4);
+	u8 shift = nvbios_rd08(bios, init->offset + 5);
+	u8 count = nvbios_rd08(bios, init->offset + 6);
+	u32  reg = nvbios_rd32(bios, init->offset + 7);
+	u8 conf, i;
+
+	trace("IO_RESTRICT_PROG\tR[0x%06x] = "
+	      "((0x%04x[0x%02x] & 0x%02x) >> %d) [{\n",
+	      reg, port, index, mask, shift);
+	init->offset += 11;
+
+	conf = (init_rdvgai(init, port, index) & mask) >> shift;
+	for (i = 0; i < count; i++) {
+		u32 data = nvbios_rd32(bios, init->offset);
+
+		if (i == conf) {
+			trace("\t0x%08x *\n", data);
+			init_wr32(init, reg, data);
+		} else {
+			trace("\t0x%08x\n", data);
+		}
+
+		init->offset += 4;
+	}
+	trace("}]\n");
+}
+
+/**
+ * INIT_REPEAT - opcode 0x33
+ *
+ */
+static void
+init_repeat(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8 count = nvbios_rd08(bios, init->offset + 1);
+	u16 repeat = init->repeat;
+
+	trace("REPEAT\t0x%02x\n", count);
+	init->offset += 2;
+
+	init->repeat = init->offset;
+	init->repend = init->offset;
+	while (count--) {
+		init->offset = init->repeat;
+		nvbios_exec(init);
+		if (count)
+			trace("REPEAT\t0x%02x\n", count);
+	}
+	init->offset = init->repend;
+	init->repeat = repeat;
+}
+
+/**
+ * INIT_IO_RESTRICT_PLL - opcode 0x34
+ *
+ */
+static void
+init_io_restrict_pll(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u16 port = nvbios_rd16(bios, init->offset + 1);
+	u8 index = nvbios_rd08(bios, init->offset + 3);
+	u8  mask = nvbios_rd08(bios, init->offset + 4);
+	u8 shift = nvbios_rd08(bios, init->offset + 5);
+	s8  iofc = nvbios_rd08(bios, init->offset + 6);
+	u8 count = nvbios_rd08(bios, init->offset + 7);
+	u32  reg = nvbios_rd32(bios, init->offset + 8);
+	u8 conf, i;
+
+	trace("IO_RESTRICT_PLL\tR[0x%06x] =PLL= "
+	      "((0x%04x[0x%02x] & 0x%02x) >> 0x%02x) IOFCOND 0x%02x [{\n",
+	      reg, port, index, mask, shift, iofc);
+	init->offset += 12;
+
+	conf = (init_rdvgai(init, port, index) & mask) >> shift;
+	for (i = 0; i < count; i++) {
+		u32 freq = nvbios_rd16(bios, init->offset) * 10;
+
+		if (i == conf) {
+			trace("\t%dkHz *\n", freq);
+			if (iofc > 0 && init_io_flag_condition_met(init, iofc))
+				freq *= 2;
+			init_prog_pll(init, reg, freq);
+		} else {
+			trace("\t%dkHz\n", freq);
+		}
+
+		init->offset += 2;
+	}
+	trace("}]\n");
+}
+
+/**
+ * INIT_END_REPEAT - opcode 0x36
+ *
+ */
+static void
+init_end_repeat(struct nvbios_init *init)
+{
+	trace("END_REPEAT\n");
+	init->offset += 1;
+
+	if (init->repeat) {
+		init->repend = init->offset;
+		init->offset = 0;
+	}
+}
+
+/**
+ * INIT_COPY - opcode 0x37
+ *
+ */
+static void
+init_copy(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32  reg = nvbios_rd32(bios, init->offset + 1);
+	u8 shift = nvbios_rd08(bios, init->offset + 5);
+	u8 smask = nvbios_rd08(bios, init->offset + 6);
+	u16 port = nvbios_rd16(bios, init->offset + 7);
+	u8 index = nvbios_rd08(bios, init->offset + 9);
+	u8  mask = nvbios_rd08(bios, init->offset + 10);
+	u8  data;
+
+	trace("COPY\t0x%04x[0x%02x] &= 0x%02x |= "
+	      "((R[0x%06x] %s 0x%02x) & 0x%02x)\n",
+	      port, index, mask, reg, (shift & 0x80) ? "<<" : ">>",
+	      (shift & 0x80) ? (0x100 - shift) : shift, smask);
+	init->offset += 11;
+
+	data  = init_rdvgai(init, port, index) & mask;
+	data |= init_shift(init_rd32(init, reg), shift) & smask;
+	init_wrvgai(init, port, index, data);
+}
+
+/**
+ * INIT_NOT - opcode 0x38
+ *
+ */
+static void
+init_not(struct nvbios_init *init)
+{
+	trace("NOT\n");
+	init->offset += 1;
+	init_exec_inv(init);
+}
+
+/**
+ * INIT_IO_FLAG_CONDITION - opcode 0x39
+ *
+ */
+static void
+init_io_flag_condition(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8 cond = nvbios_rd08(bios, init->offset + 1);
+
+	trace("IO_FLAG_CONDITION\t0x%02x\n", cond);
+	init->offset += 2;
+
+	if (!init_io_flag_condition_met(init, cond))
+		init_exec_set(init, false);
+}
+
+/**
+ * INIT_GENERIC_CONDITION - opcode 0x3a
+ *
+ */
+static void
+init_generic_condition(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	struct nvbios_dpout info;
+	u8  cond = nvbios_rd08(bios, init->offset + 1);
+	u8  size = nvbios_rd08(bios, init->offset + 2);
+	u8  ver, hdr, cnt, len;
+	u16 data;
+
+	trace("GENERIC_CONDITION\t0x%02x 0x%02x\n", cond, size);
+	init->offset += 3;
+
+	switch (cond) {
+	case 0: /* CONDITION_ID_INT_DP. */
+		if (init_conn(init) != DCB_CONNECTOR_eDP)
+			init_exec_set(init, false);
+		break;
+	case 1: /* CONDITION_ID_USE_SPPLL0. */
+	case 2: /* CONDITION_ID_USE_SPPLL1. */
+		if ( init->outp &&
+		    (data = nvbios_dpout_match(bios, DCB_OUTPUT_DP,
+					       (init->outp->or << 0) |
+					       (init->outp->sorconf.link << 6),
+					       &ver, &hdr, &cnt, &len, &info)))
+		{
+			if (!(info.flags & cond))
+				init_exec_set(init, false);
+			break;
+		}
+
+		if (init_exec(init))
+			warn("script needs dp output table data\n");
+		break;
+	case 5: /* CONDITION_ID_ASSR_SUPPORT. */
+		if (!(init_rdauxr(init, 0x0d) & 1))
+			init_exec_set(init, false);
+		break;
+	case 7: /* CONDITION_ID_NO_PANEL_SEQ_DELAYS. */
+		init_exec_set(init, false);
+		break;
+	default:
+		warn("INIT_GENERIC_CONDITION: unknown 0x%02x\n", cond);
+		init->offset += size;
+		break;
+	}
+}
+
+/**
+ * INIT_IO_MASK_OR - opcode 0x3b
+ *
+ */
+static void
+init_io_mask_or(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8 index = nvbios_rd08(bios, init->offset + 1);
+	u8    or = init_or(init);
+	u8  data;
+
+	trace("IO_MASK_OR\t0x03d4[0x%02x] &= ~(1 << 0x%02x)\n", index, or);
+	init->offset += 2;
+
+	data = init_rdvgai(init, 0x03d4, index);
+	init_wrvgai(init, 0x03d4, index, data &= ~(1 << or));
+}
+
+/**
+ * INIT_IO_OR - opcode 0x3c
+ *
+ */
+static void
+init_io_or(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8 index = nvbios_rd08(bios, init->offset + 1);
+	u8    or = init_or(init);
+	u8  data;
+
+	trace("IO_OR\t0x03d4[0x%02x] |= (1 << 0x%02x)\n", index, or);
+	init->offset += 2;
+
+	data = init_rdvgai(init, 0x03d4, index);
+	init_wrvgai(init, 0x03d4, index, data | (1 << or));
+}
+
+/**
+ * INIT_ANDN_REG - opcode 0x47
+ *
+ */
+static void
+init_andn_reg(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32  reg = nvbios_rd32(bios, init->offset + 1);
+	u32 mask = nvbios_rd32(bios, init->offset + 5);
+
+	trace("ANDN_REG\tR[0x%06x] &= ~0x%08x\n", reg, mask);
+	init->offset += 9;
+
+	init_mask(init, reg, mask, 0);
+}
+
+/**
+ * INIT_OR_REG - opcode 0x48
+ *
+ */
+static void
+init_or_reg(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32  reg = nvbios_rd32(bios, init->offset + 1);
+	u32 mask = nvbios_rd32(bios, init->offset + 5);
+
+	trace("OR_REG\tR[0x%06x] |= 0x%08x\n", reg, mask);
+	init->offset += 9;
+
+	init_mask(init, reg, 0, mask);
+}
+
+/**
+ * INIT_INDEX_ADDRESS_LATCHED - opcode 0x49
+ *
+ */
+static void
+init_idx_addr_latched(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32 creg = nvbios_rd32(bios, init->offset + 1);
+	u32 dreg = nvbios_rd32(bios, init->offset + 5);
+	u32 mask = nvbios_rd32(bios, init->offset + 9);
+	u32 data = nvbios_rd32(bios, init->offset + 13);
+	u8 count = nvbios_rd08(bios, init->offset + 17);
+
+	trace("INDEX_ADDRESS_LATCHED\tR[0x%06x] : R[0x%06x]\n", creg, dreg);
+	trace("\tCTRL &= 0x%08x |= 0x%08x\n", mask, data);
+	init->offset += 18;
+
+	while (count--) {
+		u8 iaddr = nvbios_rd08(bios, init->offset + 0);
+		u8 idata = nvbios_rd08(bios, init->offset + 1);
+
+		trace("\t[0x%02x] = 0x%02x\n", iaddr, idata);
+		init->offset += 2;
+
+		init_wr32(init, dreg, idata);
+		init_mask(init, creg, ~mask, data | iaddr);
+	}
+}
+
+/**
+ * INIT_IO_RESTRICT_PLL2 - opcode 0x4a
+ *
+ */
+static void
+init_io_restrict_pll2(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u16 port = nvbios_rd16(bios, init->offset + 1);
+	u8 index = nvbios_rd08(bios, init->offset + 3);
+	u8  mask = nvbios_rd08(bios, init->offset + 4);
+	u8 shift = nvbios_rd08(bios, init->offset + 5);
+	u8 count = nvbios_rd08(bios, init->offset + 6);
+	u32  reg = nvbios_rd32(bios, init->offset + 7);
+	u8  conf, i;
+
+	trace("IO_RESTRICT_PLL2\t"
+	      "R[0x%06x] =PLL= ((0x%04x[0x%02x] & 0x%02x) >> 0x%02x) [{\n",
+	      reg, port, index, mask, shift);
+	init->offset += 11;
+
+	conf = (init_rdvgai(init, port, index) & mask) >> shift;
+	for (i = 0; i < count; i++) {
+		u32 freq = nvbios_rd32(bios, init->offset);
+		if (i == conf) {
+			trace("\t%dkHz *\n", freq);
+			init_prog_pll(init, reg, freq);
+		} else {
+			trace("\t%dkHz\n", freq);
+		}
+		init->offset += 4;
+	}
+	trace("}]\n");
+}
+
+/**
+ * INIT_PLL2 - opcode 0x4b
+ *
+ */
+static void
+init_pll2(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32  reg = nvbios_rd32(bios, init->offset + 1);
+	u32 freq = nvbios_rd32(bios, init->offset + 5);
+
+	trace("PLL2\tR[0x%06x] =PLL= %dkHz\n", reg, freq);
+	init->offset += 9;
+
+	init_prog_pll(init, reg, freq);
+}
+
+/**
+ * INIT_I2C_BYTE - opcode 0x4c
+ *
+ */
+static void
+init_i2c_byte(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8 index = nvbios_rd08(bios, init->offset + 1);
+	u8  addr = nvbios_rd08(bios, init->offset + 2) >> 1;
+	u8 count = nvbios_rd08(bios, init->offset + 3);
+
+	trace("I2C_BYTE\tI2C[0x%02x][0x%02x]\n", index, addr);
+	init->offset += 4;
+
+	while (count--) {
+		u8  reg = nvbios_rd08(bios, init->offset + 0);
+		u8 mask = nvbios_rd08(bios, init->offset + 1);
+		u8 data = nvbios_rd08(bios, init->offset + 2);
+		int val;
+
+		trace("\t[0x%02x] &= 0x%02x |= 0x%02x\n", reg, mask, data);
+		init->offset += 3;
+
+		val = init_rdi2cr(init, index, addr, reg);
+		if (val < 0)
+			continue;
+		init_wri2cr(init, index, addr, reg, (val & mask) | data);
+	}
+}
+
+/**
+ * INIT_ZM_I2C_BYTE - opcode 0x4d
+ *
+ */
+static void
+init_zm_i2c_byte(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8 index = nvbios_rd08(bios, init->offset + 1);
+	u8  addr = nvbios_rd08(bios, init->offset + 2) >> 1;
+	u8 count = nvbios_rd08(bios, init->offset + 3);
+
+	trace("ZM_I2C_BYTE\tI2C[0x%02x][0x%02x]\n", index, addr);
+	init->offset += 4;
+
+	while (count--) {
+		u8  reg = nvbios_rd08(bios, init->offset + 0);
+		u8 data = nvbios_rd08(bios, init->offset + 1);
+
+		trace("\t[0x%02x] = 0x%02x\n", reg, data);
+		init->offset += 2;
+
+		init_wri2cr(init, index, addr, reg, data);
+	}
+}
+
+/**
+ * INIT_ZM_I2C - opcode 0x4e
+ *
+ */
+static void
+init_zm_i2c(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8 index = nvbios_rd08(bios, init->offset + 1);
+	u8  addr = nvbios_rd08(bios, init->offset + 2) >> 1;
+	u8 count = nvbios_rd08(bios, init->offset + 3);
+	u8 data[256], i;
+
+	trace("ZM_I2C\tI2C[0x%02x][0x%02x]\n", index, addr);
+	init->offset += 4;
+
+	for (i = 0; i < count; i++) {
+		data[i] = nvbios_rd08(bios, init->offset);
+		trace("\t0x%02x\n", data[i]);
+		init->offset++;
+	}
+
+	if (init_exec(init)) {
+		struct i2c_adapter *adap = init_i2c(init, index);
+		struct i2c_msg msg = {
+			.addr = addr, .flags = 0, .len = count, .buf = data,
+		};
+		int ret;
+
+		if (adap && (ret = i2c_transfer(adap, &msg, 1)) != 1)
+			warn("i2c wr failed, %d\n", ret);
+	}
+}
+
+/**
+ * INIT_TMDS - opcode 0x4f
+ *
+ */
+static void
+init_tmds(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8 tmds = nvbios_rd08(bios, init->offset + 1);
+	u8 addr = nvbios_rd08(bios, init->offset + 2);
+	u8 mask = nvbios_rd08(bios, init->offset + 3);
+	u8 data = nvbios_rd08(bios, init->offset + 4);
+	u32 reg = init_tmds_reg(init, tmds);
+
+	trace("TMDS\tT[0x%02x][0x%02x] &= 0x%02x |= 0x%02x\n",
+	      tmds, addr, mask, data);
+	init->offset += 5;
+
+	if (reg == 0)
+		return;
+
+	init_wr32(init, reg + 0, addr | 0x00010000);
+	init_wr32(init, reg + 4, data | (init_rd32(init, reg + 4) & mask));
+	init_wr32(init, reg + 0, addr);
+}
+
+/**
+ * INIT_ZM_TMDS_GROUP - opcode 0x50
+ *
+ */
+static void
+init_zm_tmds_group(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8  tmds = nvbios_rd08(bios, init->offset + 1);
+	u8 count = nvbios_rd08(bios, init->offset + 2);
+	u32  reg = init_tmds_reg(init, tmds);
+
+	trace("TMDS_ZM_GROUP\tT[0x%02x]\n", tmds);
+	init->offset += 3;
+
+	while (count--) {
+		u8 addr = nvbios_rd08(bios, init->offset + 0);
+		u8 data = nvbios_rd08(bios, init->offset + 1);
+
+		trace("\t[0x%02x] = 0x%02x\n", addr, data);
+		init->offset += 2;
+
+		init_wr32(init, reg + 4, data);
+		init_wr32(init, reg + 0, addr);
+	}
+}
+
+/**
+ * INIT_CR_INDEX_ADDRESS_LATCHED - opcode 0x51
+ *
+ */
+static void
+init_cr_idx_adr_latch(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8 addr0 = nvbios_rd08(bios, init->offset + 1);
+	u8 addr1 = nvbios_rd08(bios, init->offset + 2);
+	u8  base = nvbios_rd08(bios, init->offset + 3);
+	u8 count = nvbios_rd08(bios, init->offset + 4);
+	u8 save0;
+
+	trace("CR_INDEX_ADDR C[%02x] C[%02x]\n", addr0, addr1);
+	init->offset += 5;
+
+	save0 = init_rdvgai(init, 0x03d4, addr0);
+	while (count--) {
+		u8 data = nvbios_rd08(bios, init->offset);
+
+		trace("\t\t[0x%02x] = 0x%02x\n", base, data);
+		init->offset += 1;
+
+		init_wrvgai(init, 0x03d4, addr0, base++);
+		init_wrvgai(init, 0x03d4, addr1, data);
+	}
+	init_wrvgai(init, 0x03d4, addr0, save0);
+}
+
+/**
+ * INIT_CR - opcode 0x52
+ *
+ */
+static void
+init_cr(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8 addr = nvbios_rd08(bios, init->offset + 1);
+	u8 mask = nvbios_rd08(bios, init->offset + 2);
+	u8 data = nvbios_rd08(bios, init->offset + 3);
+	u8 val;
+
+	trace("CR\t\tC[0x%02x] &= 0x%02x |= 0x%02x\n", addr, mask, data);
+	init->offset += 4;
+
+	val = init_rdvgai(init, 0x03d4, addr) & mask;
+	init_wrvgai(init, 0x03d4, addr, val | data);
+}
+
+/**
+ * INIT_ZM_CR - opcode 0x53
+ *
+ */
+static void
+init_zm_cr(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8 addr = nvbios_rd08(bios, init->offset + 1);
+	u8 data = nvbios_rd08(bios, init->offset + 2);
+
+	trace("ZM_CR\tC[0x%02x] = 0x%02x\n", addr,  data);
+	init->offset += 3;
+
+	init_wrvgai(init, 0x03d4, addr, data);
+}
+
+/**
+ * INIT_ZM_CR_GROUP - opcode 0x54
+ *
+ */
+static void
+init_zm_cr_group(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8 count = nvbios_rd08(bios, init->offset + 1);
+
+	trace("ZM_CR_GROUP\n");
+	init->offset += 2;
+
+	while (count--) {
+		u8 addr = nvbios_rd08(bios, init->offset + 0);
+		u8 data = nvbios_rd08(bios, init->offset + 1);
+
+		trace("\t\tC[0x%02x] = 0x%02x\n", addr, data);
+		init->offset += 2;
+
+		init_wrvgai(init, 0x03d4, addr, data);
+	}
+}
+
+/**
+ * INIT_CONDITION_TIME - opcode 0x56
+ *
+ */
+static void
+init_condition_time(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8  cond = nvbios_rd08(bios, init->offset + 1);
+	u8 retry = nvbios_rd08(bios, init->offset + 2);
+	u8  wait = min((u16)retry * 50, 100);
+
+	trace("CONDITION_TIME\t0x%02x 0x%02x\n", cond, retry);
+	init->offset += 3;
+
+	if (!init_exec(init))
+		return;
+
+	while (wait--) {
+		if (init_condition_met(init, cond))
+			return;
+		mdelay(20);
+	}
+
+	init_exec_set(init, false);
+}
+
+/**
+ * INIT_LTIME - opcode 0x57
+ *
+ */
+static void
+init_ltime(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u16 msec = nvbios_rd16(bios, init->offset + 1);
+
+	trace("LTIME\t0x%04x\n", msec);
+	init->offset += 3;
+
+	if (init_exec(init))
+		mdelay(msec);
+}
+
+/**
+ * INIT_ZM_REG_SEQUENCE - opcode 0x58
+ *
+ */
+static void
+init_zm_reg_sequence(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32 base = nvbios_rd32(bios, init->offset + 1);
+	u8 count = nvbios_rd08(bios, init->offset + 5);
+
+	trace("ZM_REG_SEQUENCE\t0x%02x\n", count);
+	init->offset += 6;
+
+	while (count--) {
+		u32 data = nvbios_rd32(bios, init->offset);
+
+		trace("\t\tR[0x%06x] = 0x%08x\n", base, data);
+		init->offset += 4;
+
+		init_wr32(init, base, data);
+		base += 4;
+	}
+}
+
+/**
+ * INIT_PLL_INDIRECT - opcode 0x59
+ *
+ */
+static void
+init_pll_indirect(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32  reg = nvbios_rd32(bios, init->offset + 1);
+	u16 addr = nvbios_rd16(bios, init->offset + 5);
+	u32 freq = (u32)nvbios_rd16(bios, addr) * 1000;
+
+	trace("PLL_INDIRECT\tR[0x%06x] =PLL= VBIOS[%04x] = %dkHz\n",
+	      reg, addr, freq);
+	init->offset += 7;
+
+	init_prog_pll(init, reg, freq);
+}
+
+/**
+ * INIT_ZM_REG_INDIRECT - opcode 0x5a
+ *
+ */
+static void
+init_zm_reg_indirect(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32  reg = nvbios_rd32(bios, init->offset + 1);
+	u16 addr = nvbios_rd16(bios, init->offset + 5);
+	u32 data = nvbios_rd32(bios, addr);
+
+	trace("ZM_REG_INDIRECT\tR[0x%06x] = VBIOS[0x%04x] = 0x%08x\n",
+	      reg, addr, data);
+	init->offset += 7;
+
+	init_wr32(init, addr, data);
+}
+
+/**
+ * INIT_SUB_DIRECT - opcode 0x5b
+ *
+ */
+static void
+init_sub_direct(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u16 addr = nvbios_rd16(bios, init->offset + 1);
+	u16 save;
+
+	trace("SUB_DIRECT\t0x%04x\n", addr);
+
+	if (init_exec(init)) {
+		save = init->offset;
+		init->offset = addr;
+		if (nvbios_exec(init)) {
+			error("error parsing sub-table\n");
+			return;
+		}
+		init->offset = save;
+	}
+
+	init->offset += 3;
+}
+
+/**
+ * INIT_JUMP - opcode 0x5c
+ *
+ */
+static void
+init_jump(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u16 offset = nvbios_rd16(bios, init->offset + 1);
+
+	trace("JUMP\t0x%04x\n", offset);
+
+	if (init_exec(init))
+		init->offset = offset;
+	else
+		init->offset += 3;
+}
+
+/**
+ * INIT_I2C_IF - opcode 0x5e
+ *
+ */
+static void
+init_i2c_if(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8 index = nvbios_rd08(bios, init->offset + 1);
+	u8  addr = nvbios_rd08(bios, init->offset + 2);
+	u8   reg = nvbios_rd08(bios, init->offset + 3);
+	u8  mask = nvbios_rd08(bios, init->offset + 4);
+	u8  data = nvbios_rd08(bios, init->offset + 5);
+	u8 value;
+
+	trace("I2C_IF\tI2C[0x%02x][0x%02x][0x%02x] & 0x%02x == 0x%02x\n",
+	      index, addr, reg, mask, data);
+	init->offset += 6;
+	init_exec_force(init, true);
+
+	value = init_rdi2cr(init, index, addr, reg);
+	if ((value & mask) != data)
+		init_exec_set(init, false);
+
+	init_exec_force(init, false);
+}
+
+/**
+ * INIT_COPY_NV_REG - opcode 0x5f
+ *
+ */
+static void
+init_copy_nv_reg(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32  sreg = nvbios_rd32(bios, init->offset + 1);
+	u8  shift = nvbios_rd08(bios, init->offset + 5);
+	u32 smask = nvbios_rd32(bios, init->offset + 6);
+	u32  sxor = nvbios_rd32(bios, init->offset + 10);
+	u32  dreg = nvbios_rd32(bios, init->offset + 14);
+	u32 dmask = nvbios_rd32(bios, init->offset + 18);
+	u32 data;
+
+	trace("COPY_NV_REG\tR[0x%06x] &= 0x%08x |= "
+	      "((R[0x%06x] %s 0x%02x) & 0x%08x ^ 0x%08x)\n",
+	      dreg, dmask, sreg, (shift & 0x80) ? "<<" : ">>",
+	      (shift & 0x80) ? (0x100 - shift) : shift, smask, sxor);
+	init->offset += 22;
+
+	data = init_shift(init_rd32(init, sreg), shift);
+	init_mask(init, dreg, ~dmask, (data & smask) ^ sxor);
+}
+
+/**
+ * INIT_ZM_INDEX_IO - opcode 0x62
+ *
+ */
+static void
+init_zm_index_io(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u16 port = nvbios_rd16(bios, init->offset + 1);
+	u8 index = nvbios_rd08(bios, init->offset + 3);
+	u8  data = nvbios_rd08(bios, init->offset + 4);
+
+	trace("ZM_INDEX_IO\tI[0x%04x][0x%02x] = 0x%02x\n", port, index, data);
+	init->offset += 5;
+
+	init_wrvgai(init, port, index, data);
+}
+
+/**
+ * INIT_COMPUTE_MEM - opcode 0x63
+ *
+ */
+static void
+init_compute_mem(struct nvbios_init *init)
+{
+	struct nvkm_devinit *devinit = init->subdev->device->devinit;
+
+	trace("COMPUTE_MEM\n");
+	init->offset += 1;
+
+	init_exec_force(init, true);
+	if (init_exec(init))
+		nvkm_devinit_meminit(devinit);
+	init_exec_force(init, false);
+}
+
+/**
+ * INIT_RESET - opcode 0x65
+ *
+ */
+static void
+init_reset(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32   reg = nvbios_rd32(bios, init->offset + 1);
+	u32 data1 = nvbios_rd32(bios, init->offset + 5);
+	u32 data2 = nvbios_rd32(bios, init->offset + 9);
+	u32 savepci19;
+
+	trace("RESET\tR[0x%08x] = 0x%08x, 0x%08x", reg, data1, data2);
+	init->offset += 13;
+	init_exec_force(init, true);
+
+	savepci19 = init_mask(init, 0x00184c, 0x00000f00, 0x00000000);
+	init_wr32(init, reg, data1);
+	udelay(10);
+	init_wr32(init, reg, data2);
+	init_wr32(init, 0x00184c, savepci19);
+	init_mask(init, 0x001850, 0x00000001, 0x00000000);
+
+	init_exec_force(init, false);
+}
+
+/**
+ * INIT_CONFIGURE_MEM - opcode 0x66
+ *
+ */
+static u16
+init_configure_mem_clk(struct nvbios_init *init)
+{
+	u16 mdata = bmp_mem_init_table(init->subdev->device->bios);
+	if (mdata)
+		mdata += (init_rdvgai(init, 0x03d4, 0x3c) >> 4) * 66;
+	return mdata;
+}
+
+static void
+init_configure_mem(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u16 mdata, sdata;
+	u32 addr, data;
+
+	trace("CONFIGURE_MEM\n");
+	init->offset += 1;
+
+	if (bios->version.major > 2) {
+		init_done(init);
+		return;
+	}
+	init_exec_force(init, true);
+
+	mdata = init_configure_mem_clk(init);
+	sdata = bmp_sdr_seq_table(bios);
+	if (nvbios_rd08(bios, mdata) & 0x01)
+		sdata = bmp_ddr_seq_table(bios);
+	mdata += 6; /* skip to data */
+
+	data = init_rdvgai(init, 0x03c4, 0x01);
+	init_wrvgai(init, 0x03c4, 0x01, data | 0x20);
+
+	for (; (addr = nvbios_rd32(bios, sdata)) != 0xffffffff; sdata += 4) {
+		switch (addr) {
+		case 0x10021c: /* CKE_NORMAL */
+		case 0x1002d0: /* CMD_REFRESH */
+		case 0x1002d4: /* CMD_PRECHARGE */
+			data = 0x00000001;
+			break;
+		default:
+			data = nvbios_rd32(bios, mdata);
+			mdata += 4;
+			if (data == 0xffffffff)
+				continue;
+			break;
+		}
+
+		init_wr32(init, addr, data);
+	}
+
+	init_exec_force(init, false);
+}
+
+/**
+ * INIT_CONFIGURE_CLK - opcode 0x67
+ *
+ */
+static void
+init_configure_clk(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u16 mdata, clock;
+
+	trace("CONFIGURE_CLK\n");
+	init->offset += 1;
+
+	if (bios->version.major > 2) {
+		init_done(init);
+		return;
+	}
+	init_exec_force(init, true);
+
+	mdata = init_configure_mem_clk(init);
+
+	/* NVPLL */
+	clock = nvbios_rd16(bios, mdata + 4) * 10;
+	init_prog_pll(init, 0x680500, clock);
+
+	/* MPLL */
+	clock = nvbios_rd16(bios, mdata + 2) * 10;
+	if (nvbios_rd08(bios, mdata) & 0x01)
+		clock *= 2;
+	init_prog_pll(init, 0x680504, clock);
+
+	init_exec_force(init, false);
+}
+
+/**
+ * INIT_CONFIGURE_PREINIT - opcode 0x68
+ *
+ */
+static void
+init_configure_preinit(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32 strap;
+
+	trace("CONFIGURE_PREINIT\n");
+	init->offset += 1;
+
+	if (bios->version.major > 2) {
+		init_done(init);
+		return;
+	}
+	init_exec_force(init, true);
+
+	strap = init_rd32(init, 0x101000);
+	strap = ((strap << 2) & 0xf0) | ((strap & 0x40) >> 6);
+	init_wrvgai(init, 0x03d4, 0x3c, strap);
+
+	init_exec_force(init, false);
+}
+
+/**
+ * INIT_IO - opcode 0x69
+ *
+ */
+static void
+init_io(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u16 port = nvbios_rd16(bios, init->offset + 1);
+	u8  mask = nvbios_rd16(bios, init->offset + 3);
+	u8  data = nvbios_rd16(bios, init->offset + 4);
+	u8 value;
+
+	trace("IO\t\tI[0x%04x] &= 0x%02x |= 0x%02x\n", port, mask, data);
+	init->offset += 5;
+
+	/* ummm.. yes.. should really figure out wtf this is and why it's
+	 * needed some day..  it's almost certainly wrong, but, it also
+	 * somehow makes things work...
+	 */
+	if (bios->subdev.device->card_type >= NV_50 &&
+	    port == 0x03c3 && data == 0x01) {
+		init_mask(init, 0x614100, 0xf0800000, 0x00800000);
+		init_mask(init, 0x00e18c, 0x00020000, 0x00020000);
+		init_mask(init, 0x614900, 0xf0800000, 0x00800000);
+		init_mask(init, 0x000200, 0x40000000, 0x00000000);
+		mdelay(10);
+		init_mask(init, 0x00e18c, 0x00020000, 0x00000000);
+		init_mask(init, 0x000200, 0x40000000, 0x40000000);
+		init_wr32(init, 0x614100, 0x00800018);
+		init_wr32(init, 0x614900, 0x00800018);
+		mdelay(10);
+		init_wr32(init, 0x614100, 0x10000018);
+		init_wr32(init, 0x614900, 0x10000018);
+	}
+
+	value = init_rdport(init, port) & mask;
+	init_wrport(init, port, data | value);
+}
+
+/**
+ * INIT_SUB - opcode 0x6b
+ *
+ */
+static void
+init_sub(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8 index = nvbios_rd08(bios, init->offset + 1);
+	u16 addr, save;
+
+	trace("SUB\t0x%02x\n", index);
+
+	addr = init_script(bios, index);
+	if (addr && init_exec(init)) {
+		save = init->offset;
+		init->offset = addr;
+		if (nvbios_exec(init)) {
+			error("error parsing sub-table\n");
+			return;
+		}
+		init->offset = save;
+	}
+
+	init->offset += 2;
+}
+
+/**
+ * INIT_RAM_CONDITION - opcode 0x6d
+ *
+ */
+static void
+init_ram_condition(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8  mask = nvbios_rd08(bios, init->offset + 1);
+	u8 value = nvbios_rd08(bios, init->offset + 2);
+
+	trace("RAM_CONDITION\t"
+	      "(R[0x100000] & 0x%02x) == 0x%02x\n", mask, value);
+	init->offset += 3;
+
+	if ((init_rd32(init, 0x100000) & mask) != value)
+		init_exec_set(init, false);
+}
+
+/**
+ * INIT_NV_REG - opcode 0x6e
+ *
+ */
+static void
+init_nv_reg(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32  reg = nvbios_rd32(bios, init->offset + 1);
+	u32 mask = nvbios_rd32(bios, init->offset + 5);
+	u32 data = nvbios_rd32(bios, init->offset + 9);
+
+	trace("NV_REG\tR[0x%06x] &= 0x%08x |= 0x%08x\n", reg, mask, data);
+	init->offset += 13;
+
+	init_mask(init, reg, ~mask, data);
+}
+
+/**
+ * INIT_MACRO - opcode 0x6f
+ *
+ */
+static void
+init_macro(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8  macro = nvbios_rd08(bios, init->offset + 1);
+	u16 table;
+
+	trace("MACRO\t0x%02x\n", macro);
+
+	table = init_macro_table(init);
+	if (table) {
+		u32 addr = nvbios_rd32(bios, table + (macro * 8) + 0);
+		u32 data = nvbios_rd32(bios, table + (macro * 8) + 4);
+		trace("\t\tR[0x%06x] = 0x%08x\n", addr, data);
+		init_wr32(init, addr, data);
+	}
+
+	init->offset += 2;
+}
+
+/**
+ * INIT_RESUME - opcode 0x72
+ *
+ */
+static void
+init_resume(struct nvbios_init *init)
+{
+	trace("RESUME\n");
+	init->offset += 1;
+	init_exec_set(init, true);
+}
+
+/**
+ * INIT_STRAP_CONDITION - opcode 0x73
+ *
+ */
+static void
+init_strap_condition(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32 mask = nvbios_rd32(bios, init->offset + 1);
+	u32 value = nvbios_rd32(bios, init->offset + 5);
+
+	trace("STRAP_CONDITION\t(R[0x101000] & 0x%08x) == 0x%08x\n", mask, value);
+	init->offset += 9;
+
+	if ((init_rd32(init, 0x101000) & mask) != value)
+		init_exec_set(init, false);
+}
+
+/**
+ * INIT_TIME - opcode 0x74
+ *
+ */
+static void
+init_time(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u16 usec = nvbios_rd16(bios, init->offset + 1);
+
+	trace("TIME\t0x%04x\n", usec);
+	init->offset += 3;
+
+	if (init_exec(init)) {
+		if (usec < 1000)
+			udelay(usec);
+		else
+			mdelay((usec + 900) / 1000);
+	}
+}
+
+/**
+ * INIT_CONDITION - opcode 0x75
+ *
+ */
+static void
+init_condition(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8 cond = nvbios_rd08(bios, init->offset + 1);
+
+	trace("CONDITION\t0x%02x\n", cond);
+	init->offset += 2;
+
+	if (!init_condition_met(init, cond))
+		init_exec_set(init, false);
+}
+
+/**
+ * INIT_IO_CONDITION - opcode 0x76
+ *
+ */
+static void
+init_io_condition(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8 cond = nvbios_rd08(bios, init->offset + 1);
+
+	trace("IO_CONDITION\t0x%02x\n", cond);
+	init->offset += 2;
+
+	if (!init_io_condition_met(init, cond))
+		init_exec_set(init, false);
+}
+
+/**
+ * INIT_ZM_REG16 - opcode 0x77
+ *
+ */
+static void
+init_zm_reg16(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32 addr = nvbios_rd32(bios, init->offset + 1);
+	u16 data = nvbios_rd16(bios, init->offset + 5);
+
+	trace("ZM_REG\tR[0x%06x] = 0x%04x\n", addr, data);
+	init->offset += 7;
+
+	init_wr32(init, addr, data);
+}
+
+/**
+ * INIT_INDEX_IO - opcode 0x78
+ *
+ */
+static void
+init_index_io(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u16 port = nvbios_rd16(bios, init->offset + 1);
+	u8 index = nvbios_rd16(bios, init->offset + 3);
+	u8  mask = nvbios_rd08(bios, init->offset + 4);
+	u8  data = nvbios_rd08(bios, init->offset + 5);
+	u8 value;
+
+	trace("INDEX_IO\tI[0x%04x][0x%02x] &= 0x%02x |= 0x%02x\n",
+	      port, index, mask, data);
+	init->offset += 6;
+
+	value = init_rdvgai(init, port, index) & mask;
+	init_wrvgai(init, port, index, data | value);
+}
+
+/**
+ * INIT_PLL - opcode 0x79
+ *
+ */
+static void
+init_pll(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32  reg = nvbios_rd32(bios, init->offset + 1);
+	u32 freq = nvbios_rd16(bios, init->offset + 5) * 10;
+
+	trace("PLL\tR[0x%06x] =PLL= %dkHz\n", reg, freq);
+	init->offset += 7;
+
+	init_prog_pll(init, reg, freq);
+}
+
+/**
+ * INIT_ZM_REG - opcode 0x7a
+ *
+ */
+static void
+init_zm_reg(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32 addr = nvbios_rd32(bios, init->offset + 1);
+	u32 data = nvbios_rd32(bios, init->offset + 5);
+
+	trace("ZM_REG\tR[0x%06x] = 0x%08x\n", addr, data);
+	init->offset += 9;
+
+	if (addr == 0x000200)
+		data |= 0x00000001;
+
+	init_wr32(init, addr, data);
+}
+
+/**
+ * INIT_RAM_RESTRICT_PLL - opcde 0x87
+ *
+ */
+static void
+init_ram_restrict_pll(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8  type = nvbios_rd08(bios, init->offset + 1);
+	u8 count = init_ram_restrict_group_count(init);
+	u8 strap = init_ram_restrict(init);
+	u8 cconf;
+
+	trace("RAM_RESTRICT_PLL\t0x%02x\n", type);
+	init->offset += 2;
+
+	for (cconf = 0; cconf < count; cconf++) {
+		u32 freq = nvbios_rd32(bios, init->offset);
+
+		if (cconf == strap) {
+			trace("%dkHz *\n", freq);
+			init_prog_pll(init, type, freq);
+		} else {
+			trace("%dkHz\n", freq);
+		}
+
+		init->offset += 4;
+	}
+}
+
+/**
+ * INIT_RESET_BEGUN - opcode 0x8c
+ *
+ */
+static void
+init_reset_begun(struct nvbios_init *init)
+{
+	trace("RESET_BEGUN\n");
+	init->offset += 1;
+}
+
+/**
+ * INIT_RESET_END - opcode 0x8d
+ *
+ */
+static void
+init_reset_end(struct nvbios_init *init)
+{
+	trace("RESET_END\n");
+	init->offset += 1;
+}
+
+/**
+ * INIT_GPIO - opcode 0x8e
+ *
+ */
+static void
+init_gpio(struct nvbios_init *init)
+{
+	struct nvkm_gpio *gpio = init->subdev->device->gpio;
+
+	trace("GPIO\n");
+	init->offset += 1;
+
+	if (init_exec(init))
+		nvkm_gpio_reset(gpio, DCB_GPIO_UNUSED);
+}
+
+/**
+ * INIT_RAM_RESTRICT_ZM_GROUP - opcode 0x8f
+ *
+ */
+static void
+init_ram_restrict_zm_reg_group(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32 addr = nvbios_rd32(bios, init->offset + 1);
+	u8  incr = nvbios_rd08(bios, init->offset + 5);
+	u8   num = nvbios_rd08(bios, init->offset + 6);
+	u8 count = init_ram_restrict_group_count(init);
+	u8 index = init_ram_restrict(init);
+	u8 i, j;
+
+	trace("RAM_RESTRICT_ZM_REG_GROUP\t"
+	      "R[0x%08x] 0x%02x 0x%02x\n", addr, incr, num);
+	init->offset += 7;
+
+	for (i = 0; i < num; i++) {
+		trace("\tR[0x%06x] = {\n", addr);
+		for (j = 0; j < count; j++) {
+			u32 data = nvbios_rd32(bios, init->offset);
+
+			if (j == index) {
+				trace("\t\t0x%08x *\n", data);
+				init_wr32(init, addr, data);
+			} else {
+				trace("\t\t0x%08x\n", data);
+			}
+
+			init->offset += 4;
+		}
+		trace("\t}\n");
+		addr += incr;
+	}
+}
+
+/**
+ * INIT_COPY_ZM_REG - opcode 0x90
+ *
+ */
+static void
+init_copy_zm_reg(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32 sreg = nvbios_rd32(bios, init->offset + 1);
+	u32 dreg = nvbios_rd32(bios, init->offset + 5);
+
+	trace("COPY_ZM_REG\tR[0x%06x] = R[0x%06x]\n", dreg, sreg);
+	init->offset += 9;
+
+	init_wr32(init, dreg, init_rd32(init, sreg));
+}
+
+/**
+ * INIT_ZM_REG_GROUP - opcode 0x91
+ *
+ */
+static void
+init_zm_reg_group(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32 addr = nvbios_rd32(bios, init->offset + 1);
+	u8 count = nvbios_rd08(bios, init->offset + 5);
+
+	trace("ZM_REG_GROUP\tR[0x%06x] =\n", addr);
+	init->offset += 6;
+
+	while (count--) {
+		u32 data = nvbios_rd32(bios, init->offset);
+		trace("\t0x%08x\n", data);
+		init_wr32(init, addr, data);
+		init->offset += 4;
+	}
+}
+
+/**
+ * INIT_XLAT - opcode 0x96
+ *
+ */
+static void
+init_xlat(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32 saddr = nvbios_rd32(bios, init->offset + 1);
+	u8 sshift = nvbios_rd08(bios, init->offset + 5);
+	u8  smask = nvbios_rd08(bios, init->offset + 6);
+	u8  index = nvbios_rd08(bios, init->offset + 7);
+	u32 daddr = nvbios_rd32(bios, init->offset + 8);
+	u32 dmask = nvbios_rd32(bios, init->offset + 12);
+	u8  shift = nvbios_rd08(bios, init->offset + 16);
+	u32 data;
+
+	trace("INIT_XLAT\tR[0x%06x] &= 0x%08x |= "
+	      "(X%02x((R[0x%06x] %s 0x%02x) & 0x%02x) << 0x%02x)\n",
+	      daddr, dmask, index, saddr, (sshift & 0x80) ? "<<" : ">>",
+	      (sshift & 0x80) ? (0x100 - sshift) : sshift, smask, shift);
+	init->offset += 17;
+
+	data = init_shift(init_rd32(init, saddr), sshift) & smask;
+	data = init_xlat_(init, index, data) << shift;
+	init_mask(init, daddr, ~dmask, data);
+}
+
+/**
+ * INIT_ZM_MASK_ADD - opcode 0x97
+ *
+ */
+static void
+init_zm_mask_add(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32 addr = nvbios_rd32(bios, init->offset + 1);
+	u32 mask = nvbios_rd32(bios, init->offset + 5);
+	u32  add = nvbios_rd32(bios, init->offset + 9);
+	u32 data;
+
+	trace("ZM_MASK_ADD\tR[0x%06x] &= 0x%08x += 0x%08x\n", addr, mask, add);
+	init->offset += 13;
+
+	data =  init_rd32(init, addr);
+	data = (data & mask) | ((data + add) & ~mask);
+	init_wr32(init, addr, data);
+}
+
+/**
+ * INIT_AUXCH - opcode 0x98
+ *
+ */
+static void
+init_auxch(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32 addr = nvbios_rd32(bios, init->offset + 1);
+	u8 count = nvbios_rd08(bios, init->offset + 5);
+
+	trace("AUXCH\tAUX[0x%08x] 0x%02x\n", addr, count);
+	init->offset += 6;
+
+	while (count--) {
+		u8 mask = nvbios_rd08(bios, init->offset + 0);
+		u8 data = nvbios_rd08(bios, init->offset + 1);
+		trace("\tAUX[0x%08x] &= 0x%02x |= 0x%02x\n", addr, mask, data);
+		mask = init_rdauxr(init, addr) & mask;
+		init_wrauxr(init, addr, mask | data);
+		init->offset += 2;
+	}
+}
+
+/**
+ * INIT_AUXCH - opcode 0x99
+ *
+ */
+static void
+init_zm_auxch(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u32 addr = nvbios_rd32(bios, init->offset + 1);
+	u8 count = nvbios_rd08(bios, init->offset + 5);
+
+	trace("ZM_AUXCH\tAUX[0x%08x] 0x%02x\n", addr, count);
+	init->offset += 6;
+
+	while (count--) {
+		u8 data = nvbios_rd08(bios, init->offset + 0);
+		trace("\tAUX[0x%08x] = 0x%02x\n", addr, data);
+		init_wrauxr(init, addr, data);
+		init->offset += 1;
+	}
+}
+
+/**
+ * INIT_I2C_LONG_IF - opcode 0x9a
+ *
+ */
+static void
+init_i2c_long_if(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	u8 index = nvbios_rd08(bios, init->offset + 1);
+	u8  addr = nvbios_rd08(bios, init->offset + 2) >> 1;
+	u8 reglo = nvbios_rd08(bios, init->offset + 3);
+	u8 reghi = nvbios_rd08(bios, init->offset + 4);
+	u8  mask = nvbios_rd08(bios, init->offset + 5);
+	u8  data = nvbios_rd08(bios, init->offset + 6);
+	struct i2c_adapter *adap;
+
+	trace("I2C_LONG_IF\t"
+	      "I2C[0x%02x][0x%02x][0x%02x%02x] & 0x%02x == 0x%02x\n",
+	      index, addr, reglo, reghi, mask, data);
+	init->offset += 7;
+
+	adap = init_i2c(init, index);
+	if (adap) {
+		u8 i[2] = { reghi, reglo };
+		u8 o[1] = {};
+		struct i2c_msg msg[] = {
+			{ .addr = addr, .flags = 0, .len = 2, .buf = i },
+			{ .addr = addr, .flags = I2C_M_RD, .len = 1, .buf = o }
+		};
+		int ret;
+
+		ret = i2c_transfer(adap, msg, 2);
+		if (ret == 2 && ((o[0] & mask) == data))
+			return;
+	}
+
+	init_exec_set(init, false);
+}
+
+/**
+ * INIT_GPIO_NE - opcode 0xa9
+ *
+ */
+static void
+init_gpio_ne(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+	struct nvkm_gpio *gpio = bios->subdev.device->gpio;
+	struct dcb_gpio_func func;
+	u8 count = nvbios_rd08(bios, init->offset + 1);
+	u8 idx = 0, ver, len;
+	u16 data, i;
+
+	trace("GPIO_NE\t");
+	init->offset += 2;
+
+	for (i = init->offset; i < init->offset + count; i++)
+		cont("0x%02x ", nvbios_rd08(bios, i));
+	cont("\n");
+
+	while ((data = dcb_gpio_parse(bios, 0, idx++, &ver, &len, &func))) {
+		if (func.func != DCB_GPIO_UNUSED) {
+			for (i = init->offset; i < init->offset + count; i++) {
+				if (func.func == nvbios_rd08(bios, i))
+					break;
+			}
+
+			trace("\tFUNC[0x%02x]", func.func);
+			if (i == (init->offset + count)) {
+				cont(" *");
+				if (init_exec(init))
+					nvkm_gpio_reset(gpio, func.func);
+			}
+			cont("\n");
+		}
+	}
+
+	init->offset += count;
+}
+
+static struct nvbios_init_opcode {
+	void (*exec)(struct nvbios_init *);
+} init_opcode[] = {
+	[0x32] = { init_io_restrict_prog },
+	[0x33] = { init_repeat },
+	[0x34] = { init_io_restrict_pll },
+	[0x36] = { init_end_repeat },
+	[0x37] = { init_copy },
+	[0x38] = { init_not },
+	[0x39] = { init_io_flag_condition },
+	[0x3a] = { init_generic_condition },
+	[0x3b] = { init_io_mask_or },
+	[0x3c] = { init_io_or },
+	[0x47] = { init_andn_reg },
+	[0x48] = { init_or_reg },
+	[0x49] = { init_idx_addr_latched },
+	[0x4a] = { init_io_restrict_pll2 },
+	[0x4b] = { init_pll2 },
+	[0x4c] = { init_i2c_byte },
+	[0x4d] = { init_zm_i2c_byte },
+	[0x4e] = { init_zm_i2c },
+	[0x4f] = { init_tmds },
+	[0x50] = { init_zm_tmds_group },
+	[0x51] = { init_cr_idx_adr_latch },
+	[0x52] = { init_cr },
+	[0x53] = { init_zm_cr },
+	[0x54] = { init_zm_cr_group },
+	[0x56] = { init_condition_time },
+	[0x57] = { init_ltime },
+	[0x58] = { init_zm_reg_sequence },
+	[0x59] = { init_pll_indirect },
+	[0x5a] = { init_zm_reg_indirect },
+	[0x5b] = { init_sub_direct },
+	[0x5c] = { init_jump },
+	[0x5e] = { init_i2c_if },
+	[0x5f] = { init_copy_nv_reg },
+	[0x62] = { init_zm_index_io },
+	[0x63] = { init_compute_mem },
+	[0x65] = { init_reset },
+	[0x66] = { init_configure_mem },
+	[0x67] = { init_configure_clk },
+	[0x68] = { init_configure_preinit },
+	[0x69] = { init_io },
+	[0x6b] = { init_sub },
+	[0x6d] = { init_ram_condition },
+	[0x6e] = { init_nv_reg },
+	[0x6f] = { init_macro },
+	[0x71] = { init_done },
+	[0x72] = { init_resume },
+	[0x73] = { init_strap_condition },
+	[0x74] = { init_time },
+	[0x75] = { init_condition },
+	[0x76] = { init_io_condition },
+	[0x77] = { init_zm_reg16 },
+	[0x78] = { init_index_io },
+	[0x79] = { init_pll },
+	[0x7a] = { init_zm_reg },
+	[0x87] = { init_ram_restrict_pll },
+	[0x8c] = { init_reset_begun },
+	[0x8d] = { init_reset_end },
+	[0x8e] = { init_gpio },
+	[0x8f] = { init_ram_restrict_zm_reg_group },
+	[0x90] = { init_copy_zm_reg },
+	[0x91] = { init_zm_reg_group },
+	[0x92] = { init_reserved },
+	[0x96] = { init_xlat },
+	[0x97] = { init_zm_mask_add },
+	[0x98] = { init_auxch },
+	[0x99] = { init_zm_auxch },
+	[0x9a] = { init_i2c_long_if },
+	[0xa9] = { init_gpio_ne },
+	[0xaa] = { init_reserved },
+};
+
+int
+nvbios_exec(struct nvbios_init *init)
+{
+	struct nvkm_bios *bios = init->subdev->device->bios;
+
+	init->nested++;
+	while (init->offset) {
+		u8 opcode = nvbios_rd08(bios, init->offset);
+		if (opcode >= ARRAY_SIZE(init_opcode) ||
+		    !init_opcode[opcode].exec) {
+			error("unknown opcode 0x%02x\n", opcode);
+			return -EINVAL;
+		}
+
+		init_opcode[opcode].exec(init);
+	}
+	init->nested--;
+	return 0;
+}
+
+int
+nvbios_post(struct nvkm_subdev *subdev, bool execute)
+{
+	struct nvkm_bios *bios = subdev->device->bios;
+	int ret = 0;
+	int i = -1;
+	u16 data;
+
+	if (execute)
+		nvkm_debug(subdev, "running init tables\n");
+	while (!ret && (data = (init_script(bios, ++i)))) {
+		ret = nvbios_init(subdev, data,
+			init.execute = execute ? 1 : 0;
+		      );
+	}
+
+	/* the vbios parser will run this right after the normal init
+	 * tables, whereas the binary driver appears to run it later.
+	 */
+	if (!ret && (data = init_unknown_script(bios))) {
+		ret = nvbios_init(subdev, data,
+			init.execute = execute ? 1 : 0;
+		      );
+	}
+
+	return ret;
+}