diff options
Diffstat (limited to 'src/mainboard/technologic/ts5300/romstage.c')
| -rw-r--r-- | src/mainboard/technologic/ts5300/romstage.c | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/src/mainboard/technologic/ts5300/romstage.c b/src/mainboard/technologic/ts5300/romstage.c new file mode 100644 index 000000000000..31a75183d70b --- /dev/null +++ b/src/mainboard/technologic/ts5300/romstage.c @@ -0,0 +1,179 @@ +/* + * TS5300 specific initialization code. + * written by Stefan Reinauer <stepan@coresystems.de> + * (c) 2006 coresystems GmbH + */ + +#define ASSEMBLY 1 +#define __PRE_RAM__ +#define ASM_CONSOLE_LOGLEVEL 6 +#include <stdint.h> +#include <device/pci_def.h> +#include <arch/io.h> +#include <device/pnp_def.h> +#include <arch/romcc_io.h> +#include <arch/hlt.h> +#include "pc80/mc146818rtc_early.c" +#include "pc80/serial.c" +#include "arch/i386/lib/console.c" +#include "lib/ramtest.c" +#include "cpu/x86/bist.h" + +#define TS5300_LED_OFF outb((inb(0x77)&0xfe), 0x77) +#define TS5300_LED_ON outb((inb(0x77)|1), 0x77) + +#define TS9500_LED_OFF outb((inb(0x19a)&0xfe), 0x19a) +#define TS9500_LED_ON outb((inb(0x19a)|1), 0x19a) + +/* PAR register setup */ +void setup_pars(void) +{ + volatile unsigned long *par; + par = (unsigned long *) 0xfffef088; + + /* NOTE: Ron says, move this to mainboard.c */ + *par++ = 0x00000000; + *par++ = 0x340f0070; + *par++ = 0x380701f0; + *par++ = 0x3c0103f6; + *par++ = 0x2c0f0300; + *par++ = 0x447c00a0; + *par++ = 0xe600000c; + *par++ = 0x300046e8; + *par++ = 0x500400d0; + *par++ = 0x281f0140; + *par++ = 0x00000000; + *par++ = 0x00000000; + *par++ = 0x00000000; + *par++ = 0x8a07c940; /* Flash setup */ + *par++ = 0x00000000; + *par++ = 0xee00400e; +} + +#include "cpu/amd/sc520/raminit.c" + +static void identify_ts9500(void) +{ + unsigned i, val; + + TS9500_LED_ON; + + print_err("TS-9500 add-on found:\r\n"); + val=inb(0x19b); + for (i=0; i<8; i++) { + print_err(" DIP"); + print_err_char(i+0x31); + print_err(": "); + if((val&(1<<i))!=0) + print_err("on\r\n"); + else + print_err("off\r\n"); + } + print_err("\r\n"); + + val=inb(0x19a); + + for (i=6; i<8; i++) { + print_err(" JP"); + print_err_char(i+0x30-5); + print_err(": "); + if((val&(1<<i))!=0) + print_err("on\r\n"); + else + print_err("off\r\n"); + } + print_err("\r\n"); + + TS9500_LED_OFF; +} + +static void identify_system(void) +{ + unsigned i,val; + + print_err("Mainboard: "); + val=inb(0x74); + switch(val) { + case 0x50: print_err("TS-5300\r\n"); break; + case 0x40: print_err("TS-5400\r\n"); break; + case 0x60: print_err("TS-5500\r\n"); break; + case 0x20: print_err("TS-5600\r\n"); break; + case 0x70: print_err("TS-5700\r\n"); break; + default: print_err("unknown\r\n"); break; + } + + val=inb(0x75); + print_err(" SRAM option: "); + if((val&1)==0) print_err("not "); + print_err("installed\r\n"); + + print_err(" RS-485 option: "); + if((val&2)==0) print_err("not "); + print_err("installed\r\n"); + + val=inb(0x76); + print_err(" Temp. range: "); + if((val&2)==0) print_err("commercial\r\n"); + else print_err("industrial\r\n"); + + print_err("\r\n"); + + val=inb(0x77); + for (i=1; i<8; i++) { + print_err(" JP"); + print_err_char(i+0x30); + print_err(": "); + if((val&(1<<i))!=0) + print_err("on\r\n"); + else + print_err("off\r\n"); + } + print_err("\r\n"); + + /* Detect TS-9500 */ + val=inb(0x19d); + if(val==0x5f) + identify_ts9500(); + +} + +static void hard_reset(void) +{ + print_err("Hard reset called.\n"); + while (1) ; +} + +static void main(unsigned long bist) +{ + volatile int i; + unsigned val; + + TS5300_LED_ON; + + // Let the hardware settle a bit. + for(i = 0; i < 100; i++) + ; + + setupsc520(); + uart_init(); + console_init(); + + + print_err("Technologic Systems TS5300 - http://www.embeddedx86.com/\r\n"); + staticmem(); + print_err("Memory initialized: 32MB\r\n"); + +#if 1 + identify_system(); +#endif + +#if 0 + // Check 32MB of memory @ 0 (very slow!) + print_err("Checking memory:\r\n"); + ram_check(0x00000000, 0x000a0000); + ram_check(0x000b0000, 0x02000000); +#endif + + TS5300_LED_OFF; +} + |