GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)
This commit is contained in:
+123
@@ -0,0 +1,123 @@
|
||||
/*
|
||||
* Copyright (c) 2017-2022, ARM Limited and Contributors. All rights reserved.
|
||||
*
|
||||
* SPDX-License-Identifier: BSD-3-Clause
|
||||
*/
|
||||
|
||||
#include <assert.h>
|
||||
|
||||
#include <platform_def.h>
|
||||
|
||||
#include <arch_helpers.h>
|
||||
#include <common/bl_common.h>
|
||||
#include <common/debug.h>
|
||||
#include <lib/mmio.h>
|
||||
#include <lib/xlat_tables/xlat_tables_v2.h>
|
||||
#include <plat/common/platform.h>
|
||||
|
||||
#include "../hikey960_def.h"
|
||||
#include "../hikey960_private.h"
|
||||
|
||||
#define MAP_DDR MAP_REGION_FLAT(DDR_BASE, \
|
||||
DDR_SIZE - DDR_SEC_SIZE, \
|
||||
MT_MEMORY | MT_RW | MT_NS)
|
||||
|
||||
#define MAP_DEVICE MAP_REGION_FLAT(DEVICE_BASE, \
|
||||
DEVICE_SIZE, \
|
||||
MT_DEVICE | MT_RW | MT_SECURE)
|
||||
|
||||
#define MAP_BL1_RW MAP_REGION_FLAT(BL1_RW_BASE, \
|
||||
BL1_RW_LIMIT - BL1_RW_BASE, \
|
||||
MT_MEMORY | MT_RW | MT_NS)
|
||||
|
||||
#define MAP_UFS_DATA MAP_REGION_FLAT(HIKEY960_UFS_DATA_BASE, \
|
||||
HIKEY960_UFS_DATA_SIZE, \
|
||||
MT_MEMORY | MT_RW | MT_NS)
|
||||
|
||||
#define MAP_UFS_DESC MAP_REGION_FLAT(HIKEY960_UFS_DESC_BASE, \
|
||||
HIKEY960_UFS_DESC_SIZE, \
|
||||
MT_MEMORY | MT_RW | MT_NS)
|
||||
|
||||
#define MAP_TSP_MEM MAP_REGION_FLAT(TSP_SEC_MEM_BASE, \
|
||||
TSP_SEC_MEM_SIZE, \
|
||||
MT_MEMORY | MT_RW | MT_SECURE)
|
||||
|
||||
/*
|
||||
* Table of regions for different BL stages to map using the MMU.
|
||||
* This doesn't include Trusted RAM as the 'mem_layout' argument passed to
|
||||
* hikey960_init_mmu_elx() will give the available subset of that,
|
||||
*/
|
||||
#ifdef IMAGE_BL1
|
||||
static const mmap_region_t hikey960_mmap[] = {
|
||||
MAP_UFS_DATA,
|
||||
MAP_BL1_RW,
|
||||
MAP_UFS_DESC,
|
||||
MAP_DEVICE,
|
||||
{0}
|
||||
};
|
||||
#endif
|
||||
|
||||
#ifdef IMAGE_BL2
|
||||
static const mmap_region_t hikey960_mmap[] = {
|
||||
MAP_DDR,
|
||||
MAP_DEVICE,
|
||||
MAP_TSP_MEM,
|
||||
{0}
|
||||
};
|
||||
#endif
|
||||
|
||||
#ifdef IMAGE_BL31
|
||||
static const mmap_region_t hikey960_mmap[] = {
|
||||
MAP_DEVICE,
|
||||
{0}
|
||||
};
|
||||
#endif
|
||||
|
||||
#ifdef IMAGE_BL32
|
||||
static const mmap_region_t hikey960_mmap[] = {
|
||||
MAP_DEVICE,
|
||||
MAP_DDR,
|
||||
{0}
|
||||
};
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Macro generating the code for the function setting up the pagetables as per
|
||||
* the platform memory map & initialize the mmu, for the given exception level
|
||||
*/
|
||||
#define HIKEY960_CONFIGURE_MMU_EL(_el) \
|
||||
void hikey960_init_mmu_el##_el(unsigned long total_base, \
|
||||
unsigned long total_size, \
|
||||
unsigned long ro_start, \
|
||||
unsigned long ro_limit, \
|
||||
unsigned long coh_start, \
|
||||
unsigned long coh_limit) \
|
||||
{ \
|
||||
mmap_add_region(total_base, total_base, \
|
||||
total_size, \
|
||||
MT_MEMORY | MT_RW | MT_SECURE); \
|
||||
mmap_add_region(ro_start, ro_start, \
|
||||
ro_limit - ro_start, \
|
||||
MT_MEMORY | MT_RO | MT_SECURE); \
|
||||
mmap_add_region(coh_start, coh_start, \
|
||||
coh_limit - coh_start, \
|
||||
MT_DEVICE | MT_RW | MT_SECURE); \
|
||||
mmap_add(hikey960_mmap); \
|
||||
init_xlat_tables(); \
|
||||
\
|
||||
enable_mmu_el##_el(0); \
|
||||
}
|
||||
|
||||
/* Define EL1 and EL3 variants of the function initialising the MMU */
|
||||
HIKEY960_CONFIGURE_MMU_EL(1)
|
||||
HIKEY960_CONFIGURE_MMU_EL(3)
|
||||
|
||||
unsigned long plat_get_ns_image_entrypoint(void)
|
||||
{
|
||||
return NS_BL1U_BASE;
|
||||
}
|
||||
|
||||
unsigned int plat_get_syscnt_freq2(void)
|
||||
{
|
||||
return 1920000;
|
||||
}
|
||||
+181
@@ -0,0 +1,181 @@
|
||||
/*
|
||||
* Copyright (c) 2017-2020, ARM Limited and Contributors. All rights reserved.
|
||||
*
|
||||
* SPDX-License-Identifier: BSD-3-Clause
|
||||
*/
|
||||
|
||||
#include <arch.h>
|
||||
#include <asm_macros.S>
|
||||
#include <cortex_a53.h>
|
||||
#include <cortex_a73.h>
|
||||
#include "../hikey960_def.h"
|
||||
|
||||
.globl plat_my_core_pos
|
||||
.globl platform_mem_init
|
||||
.globl plat_crash_console_init
|
||||
.globl plat_crash_console_putc
|
||||
.globl plat_crash_console_flush
|
||||
.globl plat_report_exception
|
||||
.globl plat_reset_handler
|
||||
.globl clr_ex
|
||||
.globl nop
|
||||
|
||||
func plat_my_core_pos
|
||||
mrs x0, mpidr_el1
|
||||
and x1, x0, #MPIDR_CPU_MASK
|
||||
and x0, x0, #MPIDR_CLUSTER_MASK
|
||||
add x0, x1, x0, LSR #6
|
||||
ret
|
||||
endfunc plat_my_core_pos
|
||||
|
||||
/* -----------------------------------------------------
|
||||
* void platform_mem_init(void);
|
||||
*
|
||||
* We don't need to carry out any memory initialization
|
||||
* on HIKEY. The Secure RAM is accessible straight away.
|
||||
* -----------------------------------------------------
|
||||
*/
|
||||
func platform_mem_init
|
||||
ret
|
||||
endfunc platform_mem_init
|
||||
|
||||
/* ---------------------------------------------
|
||||
* int plat_crash_console_init(void)
|
||||
* Function to initialize the crash console
|
||||
* without a C Runtime to print crash report.
|
||||
* Clobber list : x0, x1, x2
|
||||
* ---------------------------------------------
|
||||
*/
|
||||
func plat_crash_console_init
|
||||
mov_imm x0, CRASH_CONSOLE_BASE
|
||||
mov_imm x1, PL011_UART_CLK_IN_HZ
|
||||
mov_imm x2, PL011_BAUDRATE
|
||||
b console_pl011_core_init
|
||||
endfunc plat_crash_console_init
|
||||
|
||||
/* ---------------------------------------------
|
||||
* int plat_crash_console_putc(int c)
|
||||
* Function to print a character on the crash
|
||||
* console without a C Runtime.
|
||||
* Clobber list : x1, x2
|
||||
* ---------------------------------------------
|
||||
*/
|
||||
func plat_crash_console_putc
|
||||
mov_imm x1, CRASH_CONSOLE_BASE
|
||||
b console_pl011_core_putc
|
||||
endfunc plat_crash_console_putc
|
||||
|
||||
/* ---------------------------------------------
|
||||
* void plat_crash_console_flush()
|
||||
* Function to force a write of all buffered
|
||||
* data that hasn't been output.
|
||||
* Out : void.
|
||||
* Clobber list : x0, x1
|
||||
* ---------------------------------------------
|
||||
*/
|
||||
func plat_crash_console_flush
|
||||
mov_imm x0, CRASH_CONSOLE_BASE
|
||||
b console_pl011_core_flush
|
||||
endfunc plat_crash_console_flush
|
||||
|
||||
/* ---------------------------------------------
|
||||
* void plat_report_exception(unsigned int type)
|
||||
* Function to report an unhandled exception
|
||||
* with platform-specific means.
|
||||
* On HIKEY platform, it updates the LEDs
|
||||
* to indicate where we are
|
||||
* ---------------------------------------------
|
||||
*/
|
||||
func plat_report_exception
|
||||
mov x8, x30
|
||||
|
||||
/* Turn on LED according to x0 (0 -- f) */
|
||||
ldr x2, =0xf7020000
|
||||
and x1, x0, #1
|
||||
str w1, [x2, #4]
|
||||
and x1, x0, #2
|
||||
str w1, [x2, #8]
|
||||
and x1, x0, #4
|
||||
str w1, [x2, #16]
|
||||
and x1, x0, #8
|
||||
str w1, [x2, #32]
|
||||
|
||||
mrs x2, currentel
|
||||
and x2, x2, #0x0c
|
||||
/* Check EL1 */
|
||||
cmp x2, #0x04
|
||||
beq plat_report_el1
|
||||
|
||||
adr x4, plat_err_str
|
||||
bl asm_print_str
|
||||
|
||||
adr x4, esr_el3_str
|
||||
bl asm_print_str
|
||||
|
||||
mrs x4, esr_el3
|
||||
bl asm_print_hex
|
||||
|
||||
adr x4, elr_el3_str
|
||||
bl asm_print_str
|
||||
|
||||
mrs x4, elr_el3
|
||||
bl asm_print_hex
|
||||
b plat_report_end
|
||||
|
||||
plat_report_el1:
|
||||
adr x4, plat_err_str
|
||||
bl asm_print_str
|
||||
|
||||
adr x4, esr_el1_str
|
||||
bl asm_print_str
|
||||
|
||||
mrs x4, esr_el1
|
||||
bl asm_print_hex
|
||||
|
||||
adr x4, elr_el1_str
|
||||
bl asm_print_str
|
||||
|
||||
mrs x4, elr_el1
|
||||
bl asm_print_hex
|
||||
plat_report_end:
|
||||
mov x30, x8
|
||||
ret
|
||||
endfunc plat_report_exception
|
||||
|
||||
/* -----------------------------------------------------
|
||||
* void plat_reset_handler(void);
|
||||
* -----------------------------------------------------
|
||||
*/
|
||||
func plat_reset_handler
|
||||
ret
|
||||
endfunc plat_reset_handler
|
||||
|
||||
/* -----------------------------------------------------
|
||||
* void clrex(void);
|
||||
* -----------------------------------------------------
|
||||
*/
|
||||
func clr_ex
|
||||
clrex
|
||||
ret
|
||||
endfunc clr_ex
|
||||
|
||||
/* -----------------------------------------------------
|
||||
* void nop(void);
|
||||
* -----------------------------------------------------
|
||||
*/
|
||||
func nop
|
||||
nop
|
||||
ret
|
||||
endfunc nop
|
||||
|
||||
.section .rodata.rev_err_str, "aS"
|
||||
plat_err_str:
|
||||
.asciz "\nPlatform exception reporting:"
|
||||
esr_el3_str:
|
||||
.asciz "\nESR_EL3: "
|
||||
elr_el3_str:
|
||||
.asciz "\nELR_EL3: "
|
||||
esr_el1_str:
|
||||
.asciz "\nESR_EL1: "
|
||||
elr_el1_str:
|
||||
.asciz "\nELR_EL1: "
|
||||
Reference in New Issue
Block a user