46 lines
1.4 KiB
C
46 lines
1.4 KiB
C
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#include "firmcompat.h"
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#include <stdint.h>
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struct firmware_offsets *fw = (struct firmware_offsets *)APP_FIRM_COMPAT;
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int set_firmware_offsets()
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{
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uint32_t kernel_version = *(uint32_t *)0x1FF80000;
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// Offsets taken from bootstrap
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switch (kernel_version) {
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case 0x022E0000: // N3DS 9.0.0
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fw->kernel_patch_address = 0xDFF8382F;
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fw->reboot_patch_address = 0xDFFF4994;
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fw->reboot_func_address = 0xFFF158F8;
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fw->jump_table_address = 0xDFFF4C80;
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fw->fcram_address = 0xE0000000;
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fw->func_patch_address = 0xDFFE7A50;
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fw->func_patch_return = 0xFFF28A58;
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fw->pdn_regs = 0xFFFBE000;
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fw->pxi_regs = 0xFFFC0000;
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fw->gpu_regs = 0xFFFBC000;
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break;
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case 0x022C0600: // N3DS 8.0.0
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fw->kernel_patch_address = 0xDFF8382F;
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fw->reboot_patch_address = 0xDFFF4994;
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fw->reboot_func_address = 0xFFF158F8;
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fw->jump_table_address = 0xDFFF4C80;
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fw->fcram_address = 0xE0000000;
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fw->func_patch_address = 0xDFFE7A50;
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fw->func_patch_return = 0xFFF28A58;
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fw->pdn_regs = 0xFFFBE000;
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fw->pxi_regs = 0xFFFC0000;
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fw->gpu_regs = 0xFFFBC000;
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break;
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default:
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return 1;
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}
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return 0;
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}
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