From 79ff96cb2ffb140863c48803d21d10349881f907 Mon Sep 17 00:00:00 2001 From: Oxore Date: Thu, 4 May 2023 00:16:02 +0300 Subject: Add Readme, move hello world into separate dir --- startup.c | 122 -------------------------------------------------------------- 1 file changed, 122 deletions(-) delete mode 100644 startup.c (limited to 'startup.c') diff --git a/startup.c b/startup.c deleted file mode 100644 index 3b3c017..0000000 --- a/startup.c +++ /dev/null @@ -1,122 +0,0 @@ -typedef void (*ptr_func_t)(); - -struct smd_header { - char console_name[16]; - char copyright[16]; - char domestic_name[48]; - char international_name[48]; - char version[14]; - unsigned short checksum; - char io_support[16]; - unsigned long rom_start; - unsigned long rom_end; - unsigned long ram_start; - unsigned long ram_end; - unsigned long sram_enabled; - unsigned long unused1; - unsigned long sram_start; - unsigned long sram_end; - unsigned long unused2; - unsigned long unused3; - char notes[40]; - char country_codes[16]; -}; - -extern void __start(void); -static void HSYNC_handler(void); -static void VSYNC_handler(void); - -extern unsigned __stacktop; - -__attribute__((section(".stack"), used)) unsigned *__stack_init = &__stacktop; - -__attribute__((section(".vectors"), used)) ptr_func_t __isr_vectors[] = { - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - HSYNC_handler, - __start, - VSYNC_handler, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, - __start, -}; - -__attribute__((section(".smd_header"), used)) struct smd_header __smd_header = { - .console_name = "SEGA MEGA DRIVE ", - .copyright = "BIGEVILCORP. ", - .domestic_name = "HELLO WORLD ", - .international_name = "HELLO WORLD ", - .version = "GM XXXXXXXX-XX", - .checksum = 0x0000, - .io_support = "J ", - .rom_start = 0, - .rom_end = 0xfffff, - .ram_start = 0xff0000, - .ram_end = 0xffffff, - .sram_enabled = 0x00000000, - .unused1 = 0x00000000, - .sram_start = 0x00000000, - .sram_end = 0x00000000, - .unused2 = 0x00000000, - .unused3 = 0x00000000, - .notes = " ", - .country_codes = " E ", -}; - -void HSYNC_handler(void) {} -void VSYNC_handler(void) {} -- cgit v1.2.3