diff options
Diffstat (limited to '')
| -rw-r--r-- | plat/qti/common/inc/aarch64/plat_macros.S | 106 | ||||
| -rw-r--r-- | plat/qti/common/inc/qti_board_def.h | 37 | ||||
| -rw-r--r-- | plat/qti/common/inc/qti_cpu.h | 22 | ||||
| -rw-r--r-- | plat/qti/common/inc/qti_interrupt_svc.h | 12 | ||||
| -rw-r--r-- | plat/qti/common/inc/qti_plat.h | 62 | ||||
| -rw-r--r-- | plat/qti/common/inc/qti_rng.h | 14 | ||||
| -rw-r--r-- | plat/qti/common/inc/qti_uart_console.h | 19 | ||||
| -rw-r--r-- | plat/qti/common/inc/spmi_arb.h | 23 |
8 files changed, 295 insertions, 0 deletions
diff --git a/plat/qti/common/inc/aarch64/plat_macros.S b/plat/qti/common/inc/aarch64/plat_macros.S new file mode 100644 index 0000000..2e292fb --- /dev/null +++ b/plat/qti/common/inc/aarch64/plat_macros.S @@ -0,0 +1,106 @@ +/* + * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2018,2020, The Linux Foundation. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef __PLAT_MACROS_S__ +#define __PLAT_MACROS_S__ + +#include <drivers/arm/gic_common.h> +#include <drivers/arm/gicv2.h> +#include <drivers/arm/gicv3.h> + +#include <platform_def.h> + +.section .rodata.gic_reg_name, "aS" +/* Applicable only to GICv2 and GICv3 with SRE disabled (legacy mode) */ +gicc_regs: + .asciz "gicc_hppir", "gicc_ahppir", "gicc_ctlr", "" + +/* Applicable only to GICv3 with SRE enabled */ +icc_regs: + .asciz "icc_hppir0_el1", "icc_hppir1_el1", "icc_ctlr_el3", "" + +/* Registers common to both GICv2 and GICv3 */ +gicd_pend_reg: + .asciz "gicd_ispendr regs (Offsets 0x200 - 0x278)\n" \ + " Offset:\t\t\tvalue\n" +newline: + .asciz "\n" +spacer: + .asciz ":\t\t0x" + +/** Macro : plat_crash_print_regs + * This macro allows the crash reporting routine to print GIC registers + * in case of an unhandled exception in BL31. This aids in debugging and + * this macro can be defined to be empty in case GIC register reporting is + * not desired. + * The below required platform porting macro + * prints out relevant GIC registers whenever an + * unhandled exception is taken in BL31. + * Clobbers: x0 - x10, x26, x27, sp + * --------------------------------------------- + */ + .macro plat_crash_print_regs +print_gic_regs: + ldr x26, =QTI_GICD_BASE + ldr x27, =QTI_GICC_BASE + + /* Check for GICv3 system register access */ + mrs x7, id_aa64pfr0_el1 + ubfx x7, x7, #ID_AA64PFR0_GIC_SHIFT, #ID_AA64PFR0_GIC_WIDTH + cmp x7, #1 + b.ne print_gicv2 + + /* Check for SRE enable */ + mrs x8, ICC_SRE_EL3 + tst x8, #ICC_SRE_SRE_BIT + b.eq print_gicv2 + + /* Load the icc reg list to x6 */ + adr x6, icc_regs + /* Load the icc regs to gp regs used by str_in_crash_buf_print */ + mrs x8, ICC_HPPIR0_EL1 + mrs x9, ICC_HPPIR1_EL1 + mrs x10, ICC_CTLR_EL3 + /* Store to the crash buf and print to console */ + bl str_in_crash_buf_print + b print_gic_common + +print_gicv2: + /* Load the gicc reg list to x6 */ + adr x6, gicc_regs + /* Load the gicc regs to gp regs used by str_in_crash_buf_print */ + ldr w8, [x27, #GICC_HPPIR] + ldr w9, [x27, #GICC_AHPPIR] + ldr w10, [x27, #GICC_CTLR] + /* Store to the crash buf and print to console */ + bl str_in_crash_buf_print + +print_gic_common: + /* Print the GICD_ISPENDR regs */ + add x7, x26, #GICD_ISPENDR + adr x4, gicd_pend_reg + bl asm_print_str +gicd_ispendr_loop: + sub x4, x7, x26 + cmp x4, #0x280 + b.eq exit_print_gic_regs + bl asm_print_hex + + adr x4, spacer + bl asm_print_str + + ldr x4, [x7], #8 + bl asm_print_hex + + adr x4, newline + bl asm_print_str + b gicd_ispendr_loop +exit_print_gic_regs: + + .endm + +#endif /* __PLAT_MACROS_S__ */ diff --git a/plat/qti/common/inc/qti_board_def.h b/plat/qti/common/inc/qti_board_def.h new file mode 100644 index 0000000..c95e4c0 --- /dev/null +++ b/plat/qti/common/inc/qti_board_def.h @@ -0,0 +1,37 @@ +/* + * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2018-2020, The Linux Foundation. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ +#ifndef QTI_BOARD_DEF_H +#define QTI_BOARD_DEF_H + +/* + * Required platform porting definitions common to all ARM + * development platforms + */ + +/* + * Defines used to retrieve QTI SOC Version + */ +#define JEDEC_QTI_BKID U(0x0) +#define JEDEC_QTI_MFID U(0x70) +#define QTI_SOC_CONTINUATION_SHIFT U(24) +#define QTI_SOC_IDENTIFICATION_SHIFT U(16) + +/* Size of cacheable stacks */ +#define PLATFORM_STACK_SIZE 0x1000 + +/* + * PLAT_QTI_MMAP_ENTRIES depends on the number of entries in the + * plat_qti_mmap array defined for each BL stage. + */ +#define PLAT_QTI_MMAP_ENTRIES 12 + +/* + * Platform specific page table and MMU setup constants + */ +#define MAX_XLAT_TABLES 12 + +#endif /* QTI_BOARD_DEF_H */ diff --git a/plat/qti/common/inc/qti_cpu.h b/plat/qti/common/inc/qti_cpu.h new file mode 100644 index 0000000..3316f7b --- /dev/null +++ b/plat/qti/common/inc/qti_cpu.h @@ -0,0 +1,22 @@ +/* + * Copyright (c) 2018-2021, The Linux Foundation. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef QTI_CPU_H +#define QTI_CPU_H + +/* KRYO-4xx Gold MIDR */ +#define QTI_KRYO4_GOLD_MIDR 0x517F804D + +/* KRYO-4xx Silver MIDR */ +#define QTI_KRYO4_SILVER_MIDR 0x517F805D + +/* KRYO-6xx Gold MIDR */ +#define QTI_KRYO6_GOLD_MIDR 0x412FD410 + +/* KRYO-6xx Silver MIDR */ +#define QTI_KRYO6_SILVER_MIDR 0x412FD050 + +#endif /* QTI_CPU_H */ diff --git a/plat/qti/common/inc/qti_interrupt_svc.h b/plat/qti/common/inc/qti_interrupt_svc.h new file mode 100644 index 0000000..59bde86 --- /dev/null +++ b/plat/qti/common/inc/qti_interrupt_svc.h @@ -0,0 +1,12 @@ +/* + * Copyright (c) 2018,2020, The Linux Foundation. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef QTI_INTERRUPT_SVC_H +#define QTI_INTERRUPT_SVC_H + +int qti_interrupt_svc_init(void); + +#endif /* QTI_INTERRUPT_SVC_H */ diff --git a/plat/qti/common/inc/qti_plat.h b/plat/qti/common/inc/qti_plat.h new file mode 100644 index 0000000..7483c49 --- /dev/null +++ b/plat/qti/common/inc/qti_plat.h @@ -0,0 +1,62 @@ +/* + * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2018-2020, The Linux Foundation. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef QTI_PLAT_H +#define QTI_PLAT_H + +#include <stdint.h> + +#include <common/bl_common.h> +#include <lib/cassert.h> +#include <lib/el3_runtime/cpu_data.h> +#include <lib/xlat_tables/xlat_tables_v2.h> + +/* + * Utility functions common to QTI platforms + */ +int qti_mmap_add_dynamic_region(uintptr_t base_pa, size_t size, + unsigned int attr); +int qti_mmap_remove_dynamic_region(uintptr_t base_va, size_t size); + +/* + * Utility functions common to ARM standard platforms + */ +void qti_setup_page_tables( + uintptr_t total_base, + size_t total_size, + uintptr_t code_start, + uintptr_t code_limit, + uintptr_t rodata_start, + uintptr_t rodata_limit + ); + +/* + * Mandatory functions required in ARM standard platforms + */ +void plat_qti_gic_driver_init(void); +void plat_qti_gic_init(void); +void plat_qti_gic_cpuif_enable(void); +void plat_qti_gic_cpuif_disable(void); +void plat_qti_gic_pcpu_init(void); + +/* + * Optional functions required in ARM standard platforms + */ +unsigned int plat_qti_core_pos_by_mpidr(u_register_t mpidr); +unsigned int plat_qti_my_cluster_pos(void); + +void gic_set_spi_routing(unsigned int id, unsigned int irm, u_register_t mpidr); + +void qti_pmic_prepare_reset(void); +void qti_pmic_prepare_shutdown(void); + +typedef struct chip_id_info { + uint16_t jtag_id; + uint16_t chipinfo_id; +} chip_id_info_t; + +#endif /* QTI_PLAT_H */ diff --git a/plat/qti/common/inc/qti_rng.h b/plat/qti/common/inc/qti_rng.h new file mode 100644 index 0000000..62c31f3 --- /dev/null +++ b/plat/qti/common/inc/qti_rng.h @@ -0,0 +1,14 @@ +/* + * Copyright (c) 2020, The Linux Foundation. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef QTI_RNG_H +#define QTI_RNG_H + +#include <stdint.h> + +int qti_rng_get_data(uint8_t *out, uint32_t out_len); + +#endif /* QTI_RNG_H */ diff --git a/plat/qti/common/inc/qti_uart_console.h b/plat/qti/common/inc/qti_uart_console.h new file mode 100644 index 0000000..c5a65d6 --- /dev/null +++ b/plat/qti/common/inc/qti_uart_console.h @@ -0,0 +1,19 @@ +/* + * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2018,2020 The Linux Foundation. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef QTI_UART_CONSOLE_H +#define QTI_UART_CONSOLE_H + +#include <drivers/console.h> + +#ifndef __ASSEMBLER__ + +int qti_console_uart_register(console_t *console, uintptr_t uart_base_addr); + +#endif /* __ASSEMBLER__ */ + +#endif /* QTI_UART_CONSOLE_H */ diff --git a/plat/qti/common/inc/spmi_arb.h b/plat/qti/common/inc/spmi_arb.h new file mode 100644 index 0000000..362f740 --- /dev/null +++ b/plat/qti/common/inc/spmi_arb.h @@ -0,0 +1,23 @@ +/* + * Copyright (c) 2020, Google LLC. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + */ + +#ifndef SPMI_ARB_H +#define SPMI_ARB_H + +#include <stdint.h> + +/******************************************************************************* + * WARNING: This driver does not arbitrate access with the kernel. These APIs + * must only be called when the kernel is known to be quiesced (such as before + * boot or while the system is shutting down). + ******************************************************************************/ + +/* 32-bit addresses combine (U)SID, PID and register address. */ + +int spmi_arb_read8(uint32_t addr); +int spmi_arb_write8(uint32_t addr, uint8_t data); + +#endif /* SPMI_ARB_H */ |