From ceb856dbbaa55e4280214508f7c7f1fe03e8c6dc Mon Sep 17 00:00:00 2001 From: Maschell Date: Sat, 11 Mar 2023 17:20:38 +0100 Subject: [PATCH] ios_kernel: Improve readability for instant patches --- source/ios_kernel/source/instant_patches.c | 17 +++++++++-------- 1 file changed, 9 insertions(+), 8 deletions(-) diff --git a/source/ios_kernel/source/instant_patches.c b/source/ios_kernel/source/instant_patches.c index 1b43ad7..a0ef9e4 100644 --- a/source/ios_kernel/source/instant_patches.c +++ b/source/ios_kernel/source/instant_patches.c @@ -40,12 +40,13 @@ typedef struct { } ios_map_shared_info_t; #define MCP_CUSTOM_TEXT_LENGTH 0xA000 #define MCP_CUSTOM_TEXT_START 0x05116000 +#define MCP_CUSTOM_BSS_START 0x050BD000 +#define MCP_CUSTOM_BSS_LENGTH 0x3000 #define ENVIRONMENT_PATH_LENGTH 0x100 #define mcp_text_phys(addr) ((u32) (addr) -0x05000000 + 0x081C0000) #define mcp_rodata_phys(addr) ((u32) (addr) -0x05060000 + 0x08220000) #define mcp_data_phys(addr) ((u32) (addr) -0x05074000 + 0x08234000) -#define acp_phys(addr) ((u32) (addr) -0xE0000000 + 0x12900000) #define fsa_phys(addr) ((u32) (addr)) #define kernel_phys(addr) ((u32) (addr)) #define acp_text_phys(addr) ((u32) (addr) -0xE0000000 + 0x12900000) @@ -89,7 +90,7 @@ void instant_patches_setup(void) { // fix 10 minute timeout that crashes MCP after 10 minutes of booting *(volatile u32 *) mcp_text_phys(0x05022474) = 0xFFFFFFFF; // NEW_TIMEOUT - kernel_memset((void *) mcp_custom_bss_phys(0x050BD000), 0, 0x3000); + kernel_memset((void *) mcp_custom_bss_phys(0x050BD000), 0, MCP_CUSTOM_BSS_LENGTH); // allow custom bootLogoTex and bootMovie.h264 *(volatile u32 *) acp_text_phys(0xE0030D68) = 0xE3A00000; // mov r0, #0 @@ -101,9 +102,9 @@ void instant_patches_setup(void) { *(volatile u32 *) nimboss_text_phys(0xe204fb68) = 0xe3a00000; // allow any region title launch - *(volatile u32 *) acp_phys(0xE0030498) = 0xE3A00000; // mov r0, #0 + *(volatile u32 *) acp_text_phys(0xE0030498) = 0xE3A00000; // mov r0, #0 // Patch CheckTitleLaunch to ignore gamepad connected result - *(volatile u32 *) acp_phys(0xE0030868) = 0xE3A00000; // mov r0, #0 + *(volatile u32 *) acp_text_phys(0xE0030868) = 0xE3A00000; // mov r0, #0 *(volatile u32 *) mcp_text_phys(0x050254D6) = THUMB_BL(0x050254D6, MCP_LoadFile_patch); *(volatile u32 *) mcp_text_phys(0x05025242) = THUMB_BL(0x05025242, MCP_ioctl100_patch); @@ -124,7 +125,7 @@ void instant_patches_setup(void) { } // force check USB storage on load - *(volatile u32 *) acp_phys(0xE012202C) = 0x00000001; // find USB flag + *(volatile u32 *) acp_text_phys(0xE012202C) = 0x00000001; // find USB flag // Patch FS to syslog everything *(volatile u32 *) fsa_phys(0x107F5720) = ARM_B(0x107F5720, 0x107F0C84); @@ -133,9 +134,9 @@ void instant_patches_setup(void) { *(volatile u32 *) mcp_text_phys(0x05055438) = ARM_B(0x05055438, 0x0503dcf8); ios_map_shared_info_t map_info; - map_info.paddr = mcp_custom_bss_phys(0x050BD000); - map_info.vaddr = 0x050BD000; - map_info.size = 0x3000; + map_info.paddr = mcp_custom_bss_phys(MCP_CUSTOM_BSS_START); + map_info.vaddr = MCP_CUSTOM_BSS_START; + map_info.size = MCP_CUSTOM_BSS_LENGTH; map_info.domain = 1; // MCP map_info.type = 3; // 0 = undefined, 1 = kernel only, 2 = read only, 3 = read/write map_info.cached = 0xFFFFFFFF;