FreeCalypso > hg > freecalypso-tools
diff target-utils/pirexplore/flashid.c @ 0:e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
| author | Mychaela Falconia <falcon@freecalypso.org> |
|---|---|
| date | Sat, 11 Jun 2016 00:13:35 +0000 |
| parents | |
| children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/target-utils/pirexplore/flashid.c Sat Jun 11 00:13:35 2016 +0000 @@ -0,0 +1,29 @@ +#include "types.h" + +void +cmd_flashid(argbulk) + char *argbulk; +{ + char *argv[2]; + u32 base_addr; + + if (parse_args(argbulk, 1, 1, argv, 0) < 0) + return; + if (argv[0][0] == '1' && !argv[0][1]) + base_addr = 0x03000000; + else if (argv[0][0] == '2' && !argv[0][1]) + base_addr = 0x02000000; + else { + printf("ERROR: argument must be 1 or 2\n"); + return; + } + printf("Base addr: %08X\n", base_addr); + *(volatile u16 *)(base_addr + 0xAAA) = 0xAA; + *(volatile u16 *)(base_addr + 0x554) = 0x55; + *(volatile u16 *)(base_addr + 0xAAA) = 0x90; + printf("offset 00: %04X\n", *(volatile u16 *)(base_addr + 0x00)); + printf("offset 02: %04X\n", *(volatile u16 *)(base_addr + 0x02)); + printf("offset 1C: %04X\n", *(volatile u16 *)(base_addr + 0x1C)); + printf("offset 1E: %04X\n", *(volatile u16 *)(base_addr + 0x1E)); + *(volatile u16 *)(base_addr + 0xAAA) = 0xF0; +}