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Add support for payloads with broken hw inits
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1 changed files with 12 additions and 3 deletions
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@ -449,7 +449,7 @@ void config_hw()
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sdram_init();
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}
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void reconfig_hw_workaround(bool extra_reconfig)
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void reconfig_hw_workaround(bool extra_reconfig, u32 magic)
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{
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// Re-enable clocks to Audio Processing Engine as a workaround to hanging.
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CLOCK(CLK_RST_CONTROLLER_CLK_OUT_ENB_V) |= 0x400; // Enable AHUB clock.
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@ -470,6 +470,15 @@ void reconfig_hw_workaround(bool extra_reconfig)
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// Power off display.
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display_end();
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// Enable clock to USBD and init SDMMC1 to avoid hangs with bad hw inits.
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if (magic == 0xBAADF00D)
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{
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CLOCK(CLK_RST_CONTROLLER_CLK_OUT_ENB_L) |= (1 << 22);
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sdmmc_init(&sd_sdmmc, SDMMC_1, SDMMC_POWER_3_3, SDMMC_BUS_WIDTH_1, 5, 0);
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msleep(500);
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}
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}
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void print_fuseinfo()
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@ -1857,14 +1866,14 @@ int launch_payload(char *path, bool update)
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{
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if (!update)
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reloc_patcher(ALIGN(size, 0x10));
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reconfig_hw_workaround(false);
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reconfig_hw_workaround(false, byte_swap_32(*(u32 *)(buf + size - sizeof(u32))));
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}
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else
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{
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reloc_patcher(0x7000);
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if (*(vu32 *)CBFS_SDRAM_EN_ADDR != 0x4452414D)
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return 1;
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reconfig_hw_workaround(true);
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reconfig_hw_workaround(true, 0);
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}
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// Launch our payload.
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