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author | Helge Deller <deller@gmx.de> | 2022-10-25 16:20:27 +0200 |
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committer | Helge Deller <deller@gmx.de> | 2022-10-25 16:20:27 +0200 |
commit | 82b8e8bad539d5e0224c54eacb6648c5007ce3e2 (patch) | |
tree | 56e55b62d3685c5475067048adb69f8bd7273e2e /src | |
parent | ba64001e5536e4e3c3c05e469ca491d93ad8f19f (diff) | |
download | seabios-hppa-82b8e8bad539d5e0224c54eacb6648c5007ce3e2.zip seabios-hppa-82b8e8bad539d5e0224c54eacb6648c5007ce3e2.tar.gz seabios-hppa-82b8e8bad539d5e0224c54eacb6648c5007ce3e2.tar.bz2 |
parisc: Identing updateshp3000
Diffstat (limited to 'src')
-rw-r--r-- | src/parisc/head.S | 1 | ||||
-rw-r--r-- | src/parisc/parisc.c | 36 |
2 files changed, 24 insertions, 13 deletions
diff --git a/src/parisc/head.S b/src/parisc/head.S index 8c0726f..d16b5d3 100644 --- a/src/parisc/head.S +++ b/src/parisc/head.S @@ -436,6 +436,7 @@ ENTRY(iodc_entry_table) END(iodc_entry_table) ENTRY(iodc_entry) + /* This next instr will be replaced when copied to caller. */ load32 parisc_iodc_ENTRY_IO, %r1 #if NOSAVE bv %r0(%r1) diff --git a/src/parisc/parisc.c b/src/parisc/parisc.c index 9023795..b84c500 100644 --- a/src/parisc/parisc.c +++ b/src/parisc/parisc.c @@ -250,6 +250,7 @@ static void dump_mem(unsigned long addr, signed long len, unsigned long oaddr) return; while (len > 0) { + printf("Dump of %ld bytes from addr 0x%lx\n", len, oaddr); printf("%08lx: %02x %02x %02x %02x %02x %02x %02x %02x" " %02x %02x %02x %02x %02x %02x %02x %02x\n", oaddr, p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7], @@ -775,10 +776,15 @@ int __VISIBLE parisc_iodc_ENTRY_INIT(ARG_LIST) iodc_log_call(ARG_REFS, __FUNCTION__); - hpa = fix_hpa_hack(hpa); - hpa_index = find_hpa_index(hpa); - if (hpa_index < 0) - return PDC_NE_MOD; + if (hpa == MPE_CONSOLE_HPA) { + } else { + hpa = fix_hpa_hack(hpa); + hpa_index = find_hpa_index(hpa); + if (hpa_index < 0) { + printf("NOT found !!\n"); + return PDC_NE_MOD; + } + } switch (option) { case ENTRY_INIT_SRCH_FRST: /* 2: Search first */ @@ -1192,22 +1198,27 @@ static int pdc_iodc(ARG_LIST) int hpa_index; unsigned char *c; - if (pdc_debug & DEBUG_IODC) - printf("\nSeaBIOS: Info PDC_IODC option %ld ARG2=%x ARG3=%x ARG4=%x ARG5=%x ARG6=%x\n", option, ARG2, ARG3, ARG4, ARG5, ARG6); + if (1 && pdc_debug & DEBUG_IODC) + printf("\n-> SeaBIOS: Info PDC_IODC option %ld ARG2=0x%x ARG3=0x%x ARG4=0x%x ARG5=0x%x ARG6=0x%x\n", + option, ARG2, ARG3, ARG4, ARG5, ARG6); hpa = ARG3; if (hpa == IDE_HPA) { // do NOT check for DINO_SCSI_HPA, breaks Linux which scans IO areas for unlisted io modules iodc_p = &iodc_data_hpa_fff8c000; // workaround for PCI ATA (use DINO_SCSI_HPA) + } else if (hpa == MPE_CONSOLE_HPA) { + iodc_p = &iodc_data_hpa_ffd05000; // workaround for MPE RS-232 } else { hpa = fix_hpa_hack(hpa); hpa_index = find_hpa_index(hpa); - if (hpa_index < 0) + if (hpa_index < 0) { + // printf("DEVICE NOT FOUND \n"); return -4; // not found + } iodc_p = parisc_devices[hpa_index].iodc; } switch (option) { - case PDC_IODC_READ: + case PDC_IODC_READ: if (ARG4 == PDC_IODC_INDEX_DATA) { // if (hpa == MEMORY_HPA) // ARG6 = 2; // Memory modules return 2 bytes of IODC memory (result2 ret[0] = 0x6701f41 HI !!) @@ -1235,17 +1246,16 @@ static int pdc_iodc(ARG_LIST) // dprintf(0, "\n\nSeaBIOS: Info PDC_IODC function OK\n"); flush_data_cache((char*)ARG5, *result); return PDC_OK; + case PDC_IODC_NINIT: /* 2: non-destructive init */ + case PDC_IODC_DINIT: /* 3: destructive init */ break; - case PDC_IODC_NINIT: /* non-destructive init */ - case PDC_IODC_DINIT: /* destructive init */ - break; - case PDC_IODC_MEMERR: + case PDC_IODC_MEMERR: /* 4: check for errors */ result[0] = 0; /* IO_STATUS */ result[1] = 0; result[2] = 0; result[3] = 0; return PDC_OK; - case PDC_IODC_IDENT_PRIMARY: + case PDC_IODC_IDENT_PRIMARY: result[0] = MEMORY_HPA; return PDC_OK; /* or -19 ? */ } |