diff options
| author | imp <imp@FreeBSD.org> | 2009-01-05 21:00:22 +0000 |
|---|---|---|
| committer | imp <imp@FreeBSD.org> | 2009-01-05 21:00:22 +0000 |
| commit | 28b104f719a825388270b04cc2aed2b7f70db8ed (patch) | |
| tree | 7ead781bef72528ad629a6bfe4a52ce2234b4529 /sys/dev/exca | |
| parent | a6fd8e846ab01dcccef7dcb5181dae9857d4efae (diff) | |
| download | FreeBSD-src-28b104f719a825388270b04cc2aed2b7f70db8ed.zip FreeBSD-src-28b104f719a825388270b04cc2aed2b7f70db8ed.tar.gz | |
First cut at fixing memory mapping botch. Nobody must use the ray(4)
driver since it couldn't have worked with NEWCARD w/o these fixes.
This should allow selecting 16-bit memory width as well (which was
what was broken).
Diffstat (limited to 'sys/dev/exca')
| -rw-r--r-- | sys/dev/exca/exca.c | 45 |
1 files changed, 29 insertions, 16 deletions
diff --git a/sys/dev/exca/exca.c b/sys/dev/exca/exca.c index 6edae38..f1150d3 100644 --- a/sys/dev/exca/exca.c +++ b/sys/dev/exca/exca.c @@ -179,39 +179,38 @@ exca_do_mem_map(struct exca_softc *sc, int win) struct mem_map_index_st *map; struct pccard_mem_handle *mem; uint32_t offset; - int mem8 = 1 /* mem->kind == PCCARD_A_MEM_ATTR */; + uint32_t mem16; + uint32_t attrmem; map = &mem_map_index[win]; mem = &sc->mem[win]; + mem16 = (mem->kind & PCCARD_MEM_16BIT) ? + EXCA_SYSMEM_ADDRX_START_MSB_DATASIZE_16BIT : 0; + attrmem = (mem->kind & PCCARD_MEM_ATTR) ? + EXCA_CARDMEM_ADDRX_MSB_REGACTIVE_ATTR : 0; offset = ((mem->cardaddr >> EXCA_CARDMEM_ADDRX_SHIFT) - (mem->addr >> EXCA_SYSMEM_ADDRX_SHIFT)) & 0x3fff; exca_putb(sc, map->sysmem_start_lsb, - (mem->addr >> EXCA_SYSMEM_ADDRX_SHIFT) & 0xff); + mem->addr >> EXCA_SYSMEM_ADDRX_SHIFT); exca_putb(sc, map->sysmem_start_msb, ((mem->addr >> (EXCA_SYSMEM_ADDRX_SHIFT + 8)) & - EXCA_SYSMEM_ADDRX_START_MSB_ADDR_MASK) | - (mem8 ? 0 : EXCA_SYSMEM_ADDRX_START_MSB_DATASIZE_16BIT)); + EXCA_SYSMEM_ADDRX_START_MSB_ADDR_MASK) | mem16); exca_putb(sc, map->sysmem_stop_lsb, - ((mem->addr + mem->realsize - 1) >> - EXCA_SYSMEM_ADDRX_SHIFT) & 0xff); + (mem->addr + mem->realsize - 1) >> EXCA_SYSMEM_ADDRX_SHIFT); exca_putb(sc, map->sysmem_stop_msb, (((mem->addr + mem->realsize - 1) >> (EXCA_SYSMEM_ADDRX_SHIFT + 8)) & EXCA_SYSMEM_ADDRX_STOP_MSB_ADDR_MASK) | EXCA_SYSMEM_ADDRX_STOP_MSB_WAIT2); - - exca_putb(sc, map->sysmem_win, - (mem->addr >> EXCA_MEMREG_WIN_SHIFT) & 0xff); + exca_putb(sc, map->sysmem_win, mem->addr >> EXCA_MEMREG_WIN_SHIFT); exca_putb(sc, map->cardmem_lsb, offset & 0xff); - exca_putb(sc, map->cardmem_msb, (((offset >> 8) & 0xff) & - EXCA_CARDMEM_ADDRX_MSB_ADDR_MASK) | - ((mem->kind == PCCARD_A_MEM_ATTR) ? - EXCA_CARDMEM_ADDRX_MSB_REGACTIVE_ATTR : 0)); + exca_putb(sc, map->cardmem_msb, ((offset >> 8) & + EXCA_CARDMEM_ADDRX_MSB_ADDR_MASK) | attrmem); #ifdef EXCA_DEBUG - if (mem->kind == PCCARD_A_MEM_ATTR) + if (mem->kind & PCCARD_MEM_ATTR) printf("attribtue memory\n"); else printf("common memory\n"); @@ -342,7 +341,21 @@ exca_mem_set_flags(struct exca_softc *sc, struct resource *res, uint32_t flags) return (ENOENT); } - sc->mem[win].kind = flags; + switch (flags) + { + case PCCARD_A_MEM_ATTR: + sc->mem[win].kind |= PCCARD_MEM_ATTR; + break; + case PCCARD_A_MEM_COM: + sc->mem[win].kind &= ~PCCARD_MEM_ATTR; + break; + case PCCARD_A_MEM_16BIT: + sc->mem[win].kind |= PCCARD_MEM_16BIT; + break; + case PCCARD_A_MEM_8BIT: + sc->mem[win].kind &= ~PCCARD_MEM_16BIT; + break; + } exca_do_mem_map(sc, win); return (0); } @@ -801,7 +814,7 @@ exca_activate_resource(struct exca_softc *exca, device_t child, int type, err = exca_io_map(exca, PCCARD_WIDTH_AUTO, res); break; case SYS_RES_MEMORY: - err = exca_mem_map(exca, PCCARD_A_MEM_COM, res); + err = exca_mem_map(exca, 0, res); break; } if (err) |
