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rebootstub: pc-relative load (thanks fincs)

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This commit is contained in:
Michael Scire 2019-02-21 07:47:49 -08:00
parent e9e3f29d74
commit cfc9576eaf
2 changed files with 2 additions and 6 deletions
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6
exosphere/rebootstub/src/start.s
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@ -18,14 +18,10 @@
.align 4 .align 4
.global _start .global _start
_start: _start:
adr r0, reboot_type ldr r0, reboot_type
ldr r0, [r0]
cmp r0, #0x0 cmp r0, #0x0
beq do_shutdown beq do_shutdown
b jump_to_reboot_payload b jump_to_reboot_payload
nop
nop
nop
reboot_type: reboot_type:
.word 0x00000001 .word 0x00000001

2
exosphere/src/configitem.c
View file

@ -101,7 +101,7 @@ uint32_t configitem_set(bool privileged, ConfigItem item, uint64_t value) {
MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_AMS_IRAM_PAGE) + i) = read32le(rebootstub_bin, i); MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_AMS_IRAM_PAGE) + i) = read32le(rebootstub_bin, i);
} }
/* Tell rebootstub to shut down. */ /* Tell rebootstub to shut down. */
MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_AMS_IRAM_PAGE) + 0x20) = 0x0; MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_AMS_IRAM_PAGE) + 0x10) = 0x0;
ams_unmap_irampage(); ams_unmap_irampage();
MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_RTC_PMC) + 0x400ull) = 0x10; MAKE_REG32(MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_RTC_PMC) + 0x400ull) = 0x10;