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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /arch/m68k/hp300 | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/m68k/hp300')
-rw-r--r-- | arch/m68k/hp300/Makefile | 6 | ||||
-rw-r--r-- | arch/m68k/hp300/README.hp300 | 14 | ||||
-rw-r--r-- | arch/m68k/hp300/config.c | 269 | ||||
-rw-r--r-- | arch/m68k/hp300/hp300map.map | 252 | ||||
-rw-r--r-- | arch/m68k/hp300/reboot.S | 16 | ||||
-rw-r--r-- | arch/m68k/hp300/time.c | 115 | ||||
-rw-r--r-- | arch/m68k/hp300/time.h | 1 |
7 files changed, 673 insertions, 0 deletions
diff --git a/arch/m68k/hp300/Makefile b/arch/m68k/hp300/Makefile new file mode 100644 index 000000000..d87376156 --- /dev/null +++ b/arch/m68k/hp300/Makefile @@ -0,0 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0-only +# +# Makefile for Linux arch/m68k/hp300 source directory +# + +obj-y := config.o time.o reboot.o diff --git a/arch/m68k/hp300/README.hp300 b/arch/m68k/hp300/README.hp300 new file mode 100644 index 000000000..47073fbd4 --- /dev/null +++ b/arch/m68k/hp300/README.hp300 @@ -0,0 +1,14 @@ +HP300 notes +----------- + +The Linux/HP web page is at <http://www.tazenda.demon.co.uk/phil/linux-hp/> + +Currently only 9000/340 machines have been tested. Any amount of RAM should +work now but I've only tried 16MB and 12MB. + +The serial console is probably broken at the moment but the Topcat/HIL keyboard +combination seems to work for me. Your mileage may vary. + +The LANCE driver works after a fashion but only if you reset the chip before +every packet. This doesn't make for very speedy operation. + diff --git a/arch/m68k/hp300/config.c b/arch/m68k/hp300/config.c new file mode 100644 index 000000000..e4bd6913f --- /dev/null +++ b/arch/m68k/hp300/config.c @@ -0,0 +1,269 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * linux/arch/m68k/hp300/config.c + * + * Copyright (C) 1998 Philip Blundell <philb@gnu.org> + * + * This file contains the HP300-specific initialisation code. It gets + * called by setup.c. + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/string.h> +#include <linux/kernel.h> +#include <linux/console.h> +#include <linux/rtc.h> + +#include <asm/bootinfo.h> +#include <asm/bootinfo-hp300.h> +#include <asm/byteorder.h> +#include <asm/machdep.h> +#include <asm/blinken.h> +#include <asm/io.h> /* readb() and writeb() */ +#include <asm/hp300hw.h> +#include <asm/config.h> + +#include "time.h" + +unsigned long hp300_model; +unsigned long hp300_uart_scode = -1; +unsigned char hp300_ledstate; +EXPORT_SYMBOL(hp300_ledstate); + +static char s_hp330[] __initdata = "330"; +static char s_hp340[] __initdata = "340"; +static char s_hp345[] __initdata = "345"; +static char s_hp360[] __initdata = "360"; +static char s_hp370[] __initdata = "370"; +static char s_hp375[] __initdata = "375"; +static char s_hp380[] __initdata = "380"; +static char s_hp385[] __initdata = "385"; +static char s_hp400[] __initdata = "400"; +static char s_hp425t[] __initdata = "425t"; +static char s_hp425s[] __initdata = "425s"; +static char s_hp425e[] __initdata = "425e"; +static char s_hp433t[] __initdata = "433t"; +static char s_hp433s[] __initdata = "433s"; +static char *hp300_models[] __initdata = { + [HP_320] = NULL, + [HP_330] = s_hp330, + [HP_340] = s_hp340, + [HP_345] = s_hp345, + [HP_350] = NULL, + [HP_360] = s_hp360, + [HP_370] = s_hp370, + [HP_375] = s_hp375, + [HP_380] = s_hp380, + [HP_385] = s_hp385, + [HP_400] = s_hp400, + [HP_425T] = s_hp425t, + [HP_425S] = s_hp425s, + [HP_425E] = s_hp425e, + [HP_433T] = s_hp433t, + [HP_433S] = s_hp433s, +}; + +static char hp300_model_name[13] = "HP9000/"; + +extern void hp300_reset(void); +#ifdef CONFIG_SERIAL_8250_CONSOLE +extern int hp300_setup_serial_console(void) __init; +#endif + +int __init hp300_parse_bootinfo(const struct bi_record *record) +{ + int unknown = 0; + const void *data = record->data; + + switch (be16_to_cpu(record->tag)) { + case BI_HP300_MODEL: + hp300_model = be32_to_cpup(data); + break; + + case BI_HP300_UART_SCODE: + hp300_uart_scode = be32_to_cpup(data); + break; + + case BI_HP300_UART_ADDR: + /* serial port address: ignored here */ + break; + + default: + unknown = 1; + } + + return unknown; +} + +#ifdef CONFIG_HEARTBEAT +static void hp300_pulse(int x) +{ + if (x) + blinken_leds(0x10, 0); + else + blinken_leds(0, 0x10); +} +#endif + +static void hp300_get_model(char *model) +{ + strcpy(model, hp300_model_name); +} + +#define RTCBASE 0xf0420000 +#define RTC_DATA 0x1 +#define RTC_CMD 0x3 + +#define RTC_BUSY 0x02 +#define RTC_DATA_RDY 0x01 + +#define rtc_busy() (in_8(RTCBASE + RTC_CMD) & RTC_BUSY) +#define rtc_data_available() (in_8(RTCBASE + RTC_CMD) & RTC_DATA_RDY) +#define rtc_status() (in_8(RTCBASE + RTC_CMD)) +#define rtc_command(x) out_8(RTCBASE + RTC_CMD, (x)) +#define rtc_read_data() (in_8(RTCBASE + RTC_DATA)) +#define rtc_write_data(x) out_8(RTCBASE + RTC_DATA, (x)) + +#define RTC_SETREG 0xe0 +#define RTC_WRITEREG 0xc2 +#define RTC_READREG 0xc3 + +#define RTC_REG_SEC2 0 +#define RTC_REG_SEC1 1 +#define RTC_REG_MIN2 2 +#define RTC_REG_MIN1 3 +#define RTC_REG_HOUR2 4 +#define RTC_REG_HOUR1 5 +#define RTC_REG_WDAY 6 +#define RTC_REG_DAY2 7 +#define RTC_REG_DAY1 8 +#define RTC_REG_MON2 9 +#define RTC_REG_MON1 10 +#define RTC_REG_YEAR2 11 +#define RTC_REG_YEAR1 12 + +#define RTC_HOUR1_24HMODE 0x8 + +#define RTC_STAT_MASK 0xf0 +#define RTC_STAT_RDY 0x40 + +static inline unsigned char hp300_rtc_read(unsigned char reg) +{ + unsigned char s, ret; + unsigned long flags; + + local_irq_save(flags); + + while (rtc_busy()); + rtc_command(RTC_SETREG); + while (rtc_busy()); + rtc_write_data(reg); + while (rtc_busy()); + rtc_command(RTC_READREG); + + do { + while (!rtc_data_available()); + s = rtc_status(); + ret = rtc_read_data(); + } while ((s & RTC_STAT_MASK) != RTC_STAT_RDY); + + local_irq_restore(flags); + + return ret; +} + +static inline unsigned char hp300_rtc_write(unsigned char reg, + unsigned char val) +{ + unsigned char s, ret; + unsigned long flags; + + local_irq_save(flags); + + while (rtc_busy()); + rtc_command(RTC_SETREG); + while (rtc_busy()); + rtc_write_data((val << 4) | reg); + while (rtc_busy()); + rtc_command(RTC_WRITEREG); + while (rtc_busy()); + rtc_command(RTC_READREG); + + do { + while (!rtc_data_available()); + s = rtc_status(); + ret = rtc_read_data(); + } while ((s & RTC_STAT_MASK) != RTC_STAT_RDY); + + local_irq_restore(flags); + + return ret; +} + +static int hp300_hwclk(int op, struct rtc_time *t) +{ + if (!op) { /* read */ + t->tm_sec = hp300_rtc_read(RTC_REG_SEC1) * 10 + + hp300_rtc_read(RTC_REG_SEC2); + t->tm_min = hp300_rtc_read(RTC_REG_MIN1) * 10 + + hp300_rtc_read(RTC_REG_MIN2); + t->tm_hour = (hp300_rtc_read(RTC_REG_HOUR1) & 3) * 10 + + hp300_rtc_read(RTC_REG_HOUR2); + t->tm_wday = -1; + t->tm_mday = hp300_rtc_read(RTC_REG_DAY1) * 10 + + hp300_rtc_read(RTC_REG_DAY2); + t->tm_mon = hp300_rtc_read(RTC_REG_MON1) * 10 + + hp300_rtc_read(RTC_REG_MON2) - 1; + t->tm_year = hp300_rtc_read(RTC_REG_YEAR1) * 10 + + hp300_rtc_read(RTC_REG_YEAR2); + if (t->tm_year <= 69) + t->tm_year += 100; + } else { + hp300_rtc_write(RTC_REG_SEC1, t->tm_sec / 10); + hp300_rtc_write(RTC_REG_SEC2, t->tm_sec % 10); + hp300_rtc_write(RTC_REG_MIN1, t->tm_min / 10); + hp300_rtc_write(RTC_REG_MIN2, t->tm_min % 10); + hp300_rtc_write(RTC_REG_HOUR1, + ((t->tm_hour / 10) & 3) | RTC_HOUR1_24HMODE); + hp300_rtc_write(RTC_REG_HOUR2, t->tm_hour % 10); + hp300_rtc_write(RTC_REG_DAY1, t->tm_mday / 10); + hp300_rtc_write(RTC_REG_DAY2, t->tm_mday % 10); + hp300_rtc_write(RTC_REG_MON1, (t->tm_mon + 1) / 10); + hp300_rtc_write(RTC_REG_MON2, (t->tm_mon + 1) % 10); + if (t->tm_year >= 100) + t->tm_year -= 100; + hp300_rtc_write(RTC_REG_YEAR1, t->tm_year / 10); + hp300_rtc_write(RTC_REG_YEAR2, t->tm_year % 10); + } + + return 0; +} + +static void __init hp300_init_IRQ(void) +{ +} + +void __init config_hp300(void) +{ + mach_sched_init = hp300_sched_init; + mach_init_IRQ = hp300_init_IRQ; + mach_get_model = hp300_get_model; + mach_hwclk = hp300_hwclk; + mach_reset = hp300_reset; +#ifdef CONFIG_HEARTBEAT + mach_heartbeat = hp300_pulse; +#endif + + if (hp300_model >= HP_330 && hp300_model <= HP_433S && + hp300_model != HP_350) { + pr_info("Detected HP9000 model %s\n", + hp300_models[hp300_model-HP_320]); + strcat(hp300_model_name, hp300_models[hp300_model-HP_320]); + } else { + panic("Unknown HP9000 Model"); + } +#ifdef CONFIG_SERIAL_8250_CONSOLE + hp300_setup_serial_console(); +#endif +} diff --git a/arch/m68k/hp300/hp300map.map b/arch/m68k/hp300/hp300map.map new file mode 100644 index 000000000..6b45f0abc --- /dev/null +++ b/arch/m68k/hp300/hp300map.map @@ -0,0 +1,252 @@ +# HP300 kernel keymap. This uses 7 modifier combinations. +keymaps 0-2,4-5,8,12 +# Change the above line into +# keymaps 0-2,4-6,8,12 +# in case you want the entries +# altgr control keycode 83 = Boot +# altgr control keycode 111 = Boot +# below. +# +# In fact AltGr is used very little, and one more keymap can +# be saved by mapping AltGr to Alt (and adapting a few entries): +# keycode 100 = Alt +# +keycode 1 = +keycode 2 = Alt +keycode 3 = Alt +keycode 4 = Shift +keycode 5 = Shift +keycode 6 = Control +keycode 7 = +keycode 8 = +keycode 9 = +keycode 10 = +keycode 11 = +keycode 12 = +keycode 13 = +keycode 14 = +keycode 15 = +keycode 16 = +keycode 17 = +keycode 18 = +keycode 19 = +keycode 20 = +keycode 21 = +keycode 22 = +keycode 23 = +keycode 24 = b +keycode 25 = v +keycode 26 = c +keycode 27 = x +keycode 28 = z +keycode 29 = +keycode 30 = +keycode 31 = Escape Delete +keycode 32 = +keycode 33 = +keycode 34 = +keycode 35 = +keycode 36 = +keycode 37 = +keycode 38 = +keycode 39 = +keycode 40 = h +keycode 41 = g +keycode 42 = f +keycode 43 = d +keycode 44 = s +keycode 45 = a +keycode 46 = +keycode 47 = Caps_Lock +keycode 48 = u +keycode 49 = y +keycode 50 = t +keycode 51 = r +keycode 52 = e +keycode 53 = w +keycode 54 = q +keycode 55 = Tab Tab + alt keycode 55 = Meta_Tab +keycode 56 = seven ampersand +keycode 57 = six asciicircum +keycode 58 = five percent +keycode 59 = four dollar +keycode 60 = three numbersign +keycode 61 = two at at +keycode 62 = one exclam exclam +keycode 63 = grave asciitilde + control keycode 63 = nul + alt keycode 63 = Meta_grave +keycode 64 = +keycode 65 = +keycode 66 = +keycode 67 = +keycode 68 = +keycode 69 = +keycode 70 = +keycode 71 = +keycode 72 = +keycode 73 = F4 + control keycode 73 = Console_4 +keycode 74 = F3 + control keycode 74 = Console_3 +keycode 75 = F2 + control keycode 75 = Console_2 +keycode 76 = F1 + control keycode 76 = Console_1 +keycode 77 = +keycode 78 = +keycode 79 = +keycode 80 = +keycode 81 = F5 + control keycode 81 = Console_5 +keycode 82 = F6 + control keycode 82 = Console_6 +keycode 83 = F7 + control keycode 83 = Console_7 +keycode 84 = F8 + control keycode 84 = Console_8 +keycode 85 = +keycode 86 = +keycode 87 = +keycode 88 = eight asterisk asterisk +keycode 89 = nine parenleft bracketleft +keycode 90 = zero parenright bracketright +keycode 91 = minus underscore +keycode 92 = equal plus +keycode 93 = BackSpace +keycode 94 = +keycode 95 = +keycode 96 = i +keycode 97 = o +keycode 98 = p +keycode 99 = bracketleft braceleft +keycode 100 = bracketright braceright +keycode 101 = backslash bar + control keycode 101 = Control_backslash + alt keycode 101 = Meta_backslash +keycode 102 = +keycode 103 = +keycode 104 = j +keycode 105 = k +keycode 106 = l +keycode 107 = semicolon colon + alt keycode 107 = Meta_semicolon +keycode 108 = apostrophe quotedbl + control keycode 108 = Control_g + alt keycode 108 = Meta_apostrophe +keycode 109 = Return +keycode 110 = +keycode 111 = +keycode 112 = m +keycode 113 = comma less +keycode 114 = period greater +keycode 115 = slash question +keycode 116 = +keycode 117 = +keycode 118 = +keycode 119 = +keycode 120 = n +keycode 121 = space space +keycode 122 = +keycode 123 = +keycode 124 = Left +keycode 125 = Down +keycode 126 = Up +keycode 127 = Right +string F1 = "\033[[A" +string F2 = "\033[[B" +string F3 = "\033[[C" +string F4 = "\033[[D" +string F5 = "\033[[E" +string F6 = "\033[17~" +string F7 = "\033[18~" +string F8 = "\033[19~" +string F9 = "\033[20~" +string F10 = "\033[21~" +string F11 = "\033[23~" +string F12 = "\033[24~" +string F13 = "\033[25~" +string F14 = "\033[26~" +string F15 = "\033[28~" +string F16 = "\033[29~" +string F17 = "\033[31~" +string F18 = "\033[32~" +string F19 = "\033[33~" +string F20 = "\033[34~" +string Find = "\033[1~" +string Insert = "\033[2~" +string Remove = "\033[3~" +string Select = "\033[4~" +string Prior = "\033[5~" +string Next = "\033[6~" +string Macro = "\033[M" +string Pause = "\033[P" +compose '`' 'A' to 'À' +compose '`' 'a' to 'à' +compose '\'' 'A' to 'Á' +compose '\'' 'a' to 'á' +compose '^' 'A' to 'Â' +compose '^' 'a' to 'â' +compose '~' 'A' to 'Ã' +compose '~' 'a' to 'ã' +compose '"' 'A' to 'Ä' +compose '"' 'a' to 'ä' +compose 'O' 'A' to 'Å' +compose 'o' 'a' to 'å' +compose '0' 'A' to 'Å' +compose '0' 'a' to 'å' +compose 'A' 'A' to 'Å' +compose 'a' 'a' to 'å' +compose 'A' 'E' to 'Æ' +compose 'a' 'e' to 'æ' +compose ',' 'C' to 'Ç' +compose ',' 'c' to 'ç' +compose '`' 'E' to 'È' +compose '`' 'e' to 'è' +compose '\'' 'E' to 'É' +compose '\'' 'e' to 'é' +compose '^' 'E' to 'Ê' +compose '^' 'e' to 'ê' +compose '"' 'E' to 'Ë' +compose '"' 'e' to 'ë' +compose '`' 'I' to 'Ì' +compose '`' 'i' to 'ì' +compose '\'' 'I' to 'Í' +compose '\'' 'i' to 'í' +compose '^' 'I' to 'Î' +compose '^' 'i' to 'î' +compose '"' 'I' to 'Ï' +compose '"' 'i' to 'ï' +compose '-' 'D' to 'Ð' +compose '-' 'd' to 'ð' +compose '~' 'N' to 'Ñ' +compose '~' 'n' to 'ñ' +compose '`' 'O' to 'Ò' +compose '`' 'o' to 'ò' +compose '\'' 'O' to 'Ó' +compose '\'' 'o' to 'ó' +compose '^' 'O' to 'Ô' +compose '^' 'o' to 'ô' +compose '~' 'O' to 'Õ' +compose '~' 'o' to 'õ' +compose '"' 'O' to 'Ö' +compose '"' 'o' to 'ö' +compose '/' 'O' to 'Ø' +compose '/' 'o' to 'ø' +compose '`' 'U' to 'Ù' +compose '`' 'u' to 'ù' +compose '\'' 'U' to 'Ú' +compose '\'' 'u' to 'ú' +compose '^' 'U' to 'Û' +compose '^' 'u' to 'û' +compose '"' 'U' to 'Ü' +compose '"' 'u' to 'ü' +compose '\'' 'Y' to 'Ý' +compose '\'' 'y' to 'ý' +compose 'T' 'H' to 'Þ' +compose 't' 'h' to 'þ' +compose 's' 's' to 'ß' +compose '"' 'y' to 'ÿ' +compose 's' 'z' to 'ß' +compose 'i' 'j' to 'ÿ' diff --git a/arch/m68k/hp300/reboot.S b/arch/m68k/hp300/reboot.S new file mode 100644 index 000000000..52eb852e6 --- /dev/null +++ b/arch/m68k/hp300/reboot.S @@ -0,0 +1,16 @@ +/* + * linux/arch/m68k/hp300/reboot.S + * + * Copyright (C) 1998 Philip Blundell <philb@gnu.org> + * + * Do the dirty work of rebooting the machine. Basically we need to undo all the + * good stuff that head.S did when we started up. The caches and MMU must be + * disabled and then we jump back to the PROM. This is a bit gruesome but we put + * a brave face on it. + */ + +/* XXX Doesn't work yet. Not sure why and can't be bothered to fix it at the moment. */ + + .globl hp300_reset +hp300_reset: + jmp hp300_reset diff --git a/arch/m68k/hp300/time.c b/arch/m68k/hp300/time.c new file mode 100644 index 000000000..1d1b7b3b5 --- /dev/null +++ b/arch/m68k/hp300/time.c @@ -0,0 +1,115 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * linux/arch/m68k/hp300/time.c + * + * Copyright (C) 1998 Philip Blundell <philb@gnu.org> + * + * This file contains the HP300-specific time handling code. + */ + +#include <asm/ptrace.h> +#include <linux/clocksource.h> +#include <linux/types.h> +#include <linux/init.h> +#include <linux/sched.h> +#include <linux/kernel_stat.h> +#include <linux/interrupt.h> +#include <asm/machdep.h> +#include <asm/irq.h> +#include <asm/io.h> +#include <asm/traps.h> +#include <asm/blinken.h> + +static u64 hp300_read_clk(struct clocksource *cs); + +static struct clocksource hp300_clk = { + .name = "timer", + .rating = 250, + .read = hp300_read_clk, + .mask = CLOCKSOURCE_MASK(32), + .flags = CLOCK_SOURCE_IS_CONTINUOUS, +}; + +static u32 clk_total, clk_offset; + +/* Clock hardware definitions */ + +#define CLOCKBASE 0xf05f8000 + +#define CLKCR1 0x1 +#define CLKCR2 0x3 +#define CLKCR3 CLKCR1 +#define CLKSR CLKCR2 +#define CLKMSB1 0x5 +#define CLKLSB1 0x7 +#define CLKMSB2 0x9 +#define CLKMSB3 0xD + +#define CLKSR_INT1 BIT(0) + +/* This is for machines which generate the exact clock. */ + +#define HP300_TIMER_CLOCK_FREQ 250000 +#define HP300_TIMER_CYCLES (HP300_TIMER_CLOCK_FREQ / HZ) +#define INTVAL (HP300_TIMER_CYCLES - 1) + +static irqreturn_t hp300_tick(int irq, void *dev_id) +{ + unsigned long flags; + unsigned long tmp; + + local_irq_save(flags); + in_8(CLOCKBASE + CLKSR); + asm volatile ("movpw %1@(5),%0" : "=d" (tmp) : "a" (CLOCKBASE)); + clk_total += INTVAL; + clk_offset = 0; + legacy_timer_tick(1); + timer_heartbeat(); + local_irq_restore(flags); + + /* Turn off the network and SCSI leds */ + blinken_leds(0, 0xe0); + return IRQ_HANDLED; +} + +static u64 hp300_read_clk(struct clocksource *cs) +{ + unsigned long flags; + unsigned char lsb, msb, msb_new; + u32 ticks; + + local_irq_save(flags); + /* Read current timer 1 value */ + msb = in_8(CLOCKBASE + CLKMSB1); +again: + if ((in_8(CLOCKBASE + CLKSR) & CLKSR_INT1) && msb > 0) + clk_offset = INTVAL; + lsb = in_8(CLOCKBASE + CLKLSB1); + msb_new = in_8(CLOCKBASE + CLKMSB1); + if (msb_new != msb) { + msb = msb_new; + goto again; + } + + ticks = INTVAL - ((msb << 8) | lsb); + ticks += clk_offset + clk_total; + local_irq_restore(flags); + + return ticks; +} + +void __init hp300_sched_init(void) +{ + out_8(CLOCKBASE + CLKCR2, 0x1); /* select CR1 */ + out_8(CLOCKBASE + CLKCR1, 0x1); /* reset */ + + asm volatile(" movpw %0,%1@(5)" : : "d" (INTVAL), "a" (CLOCKBASE)); + + if (request_irq(IRQ_AUTO_6, hp300_tick, IRQF_TIMER, "timer tick", NULL)) + pr_err("Couldn't register timer interrupt\n"); + + out_8(CLOCKBASE + CLKCR2, 0x1); /* select CR1 */ + out_8(CLOCKBASE + CLKCR1, 0x40); /* enable irq */ + + clocksource_register_hz(&hp300_clk, HP300_TIMER_CLOCK_FREQ); +} diff --git a/arch/m68k/hp300/time.h b/arch/m68k/hp300/time.h new file mode 100644 index 000000000..040a098b7 --- /dev/null +++ b/arch/m68k/hp300/time.h @@ -0,0 +1 @@ +extern void hp300_sched_init(void); |