diff options
author | wdenk <wdenk> | 2003-06-27 21:31:46 (GMT) |
---|---|---|
committer | wdenk <wdenk> | 2003-06-27 21:31:46 (GMT) |
commit | 8bde7f776c77b343aca29b8c7b58464d915ac245 (patch) | |
tree | 20f1fd99975215e7c658454a15cdb4ed4694e2d4 /drivers/ti_pci1410a.c | |
parent | 993cad9364c6b87ae429d1ed1130d8153f6f027e (diff) | |
download | u-boot-8bde7f776c77b343aca29b8c7b58464d915ac245.tar.xz |
* Code cleanup:
- remove trailing white space, trailing empty lines, C++ comments, etc.
- split cmd_boot.c (separate cmd_bdinfo.c and cmd_load.c)
* Patches by Kenneth Johansson, 25 Jun 2003:
- major rework of command structure
(work done mostly by Michal Cendrowski and Joakim Kristiansen)
Diffstat (limited to 'drivers/ti_pci1410a.c')
-rw-r--r-- | drivers/ti_pci1410a.c | 157 |
1 files changed, 77 insertions, 80 deletions
diff --git a/drivers/ti_pci1410a.c b/drivers/ti_pci1410a.c index a2b1a17..c672382 100644 --- a/drivers/ti_pci1410a.c +++ b/drivers/ti_pci1410a.c @@ -63,7 +63,6 @@ #include <asm/io.h> #include <pcmcia.h> -#include <cmd_pcmcia.h> #if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) && defined(CONFIG_IDE_TI_CARDBUS) @@ -94,7 +93,7 @@ int do_pinit(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) #endif int rcode = 0; - + if (argc != 2) { printf ("Usage: pinit {on | off}\n"); return 1; @@ -107,7 +106,7 @@ int do_pinit(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) printf ("Usage: pinit {on | off}\n"); return 1; } - + return rcode; } @@ -125,14 +124,14 @@ static u32 socket_base; static u32 pcmcia_cis_ptr; int pcmcia_on(int ide_base_bus) -{ +{ u16 dev_id; u32 socket_status; int slot = 0; int cis_len; u16 io_base; u16 io_len; - + /* * Find the CardBus PCI device(s). */ @@ -140,9 +139,9 @@ int pcmcia_on(int ide_base_bus) printf("Ti CardBus: not found\n"); return 1; } - + pci_read_config_word(devbusfn, PCI_DEVICE_ID, &dev_id); - + if (dev_id == 0xac56) { debug("Enable PCMCIA Ti PCI1510\n"); } else { @@ -153,7 +152,7 @@ int pcmcia_on(int ide_base_bus) cis_len = CFG_PCMCIA_CIS_WIN_SIZE; io_base = CFG_PCMCIA_IO_WIN; - io_len = CFG_PCMCIA_IO_WIN_SIZE; + io_len = CFG_PCMCIA_IO_WIN_SIZE; /* * Setup the PCI device. @@ -164,9 +163,9 @@ int pcmcia_on(int ide_base_bus) socket_status = readl(socket_base+8); if ((socket_status & 6) == 0) { printf("Card Present: "); - + switch (socket_status & 0x3c00) { - + case 0x400: printf("5V "); break; @@ -188,44 +187,44 @@ int pcmcia_on(int ide_base_bus) printf("32bit CardBus Card\n"); break; default: - printf("8bit PC-Card\n"); + printf("8bit PC-Card\n"); break; - } + } } - - + + writeb(0x41, socket_base + 0x806); /* Enable I/O window 0 and memory window 0 */ writeb(0x0e, socket_base + 0x807); /* Reset I/O window options */ /* Careful: the linux yenta driver do not seem to reset the offset * in the i/o windows, so leaving them non-zero is a problem */ - + writeb(io_base & 0xff, socket_base + 0x808); /* I/O window 0 base address */ writeb(io_base>>8, socket_base + 0x809); writeb((io_base + io_len - 1) & 0xff, socket_base + 0x80a); /* I/O window 0 end address */ writeb((io_base + io_len - 1)>>8, socket_base + 0x80b); - writeb(0x00, socket_base + 0x836); /* I/O window 0 offset address 0x000 */ + writeb(0x00, socket_base + 0x836); /* I/O window 0 offset address 0x000 */ writeb(0x00, socket_base + 0x837); - - writeb((pcmcia_cis_ptr&0x000ff000) >> 12, + + writeb((pcmcia_cis_ptr&0x000ff000) >> 12, socket_base + 0x810); /* Memory window 0 start address bits 19-12 */ - writeb((pcmcia_cis_ptr&0x00f00000) >> 20, + writeb((pcmcia_cis_ptr&0x00f00000) >> 20, socket_base + 0x811); /* Memory window 0 start address bits 23-20 */ - writeb(((pcmcia_cis_ptr+cis_len-1) & 0x000ff000) >> 12, + writeb(((pcmcia_cis_ptr+cis_len-1) & 0x000ff000) >> 12, socket_base + 0x812); /* Memory window 0 end address bits 19-12*/ - writeb(((pcmcia_cis_ptr+cis_len-1) & 0x00f00000) >> 20, + writeb(((pcmcia_cis_ptr+cis_len-1) & 0x00f00000) >> 20, socket_base + 0x813); /* Memory window 0 end address bits 23-20*/ - writeb(0x00, socket_base + 0x814); /* Memory window 0 offset bits 19-12 */ - writeb(0x40, socket_base + 0x815); /* Memory window 0 offset bits 23-20 and + writeb(0x00, socket_base + 0x814); /* Memory window 0 offset bits 19-12 */ + writeb(0x40, socket_base + 0x815); /* Memory window 0 offset bits 23-20 and * options (read/write, attribute access) */ writeb(0x00, socket_base + 0x816); /* ExCA card-detect and general control */ writeb(0x00, socket_base + 0x81e); /* ExCA global control (interrupt modes) */ - - writeb((pcmcia_cis_ptr & 0xff000000) >> 24, + + writeb((pcmcia_cis_ptr & 0xff000000) >> 24, socket_base + 0x840); /* Memory window address bits 31-24 */ - + /* turn off voltage */ if (voltage_set(slot, 0, 0)) { return 1; @@ -235,11 +234,11 @@ int pcmcia_on(int ide_base_bus) if (hardware_enable(slot)) { return 1; } - + if (check_ide_device(slot, ide_base_bus)) { return 1; } - + return 0; } @@ -249,30 +248,30 @@ int pcmcia_on(int ide_base_bus) static int pcmcia_off (void) { int slot = 0; - + writeb(0x00, socket_base + 0x806); /* disable all I/O and memory windows */ - + writeb(0x00, socket_base + 0x808); /* I/O window 0 base address */ writeb(0x00, socket_base + 0x809); writeb(0x00, socket_base + 0x80a); /* I/O window 0 end address */ writeb(0x00, socket_base + 0x80b); - writeb(0x00, socket_base + 0x836); /* I/O window 0 offset address */ + writeb(0x00, socket_base + 0x836); /* I/O window 0 offset address */ writeb(0x00, socket_base + 0x837); - + writeb(0x00, socket_base + 0x80c); /* I/O window 1 base address */ writeb(0x00, socket_base + 0x80d); writeb(0x00, socket_base + 0x80e); /* I/O window 1 end address */ writeb(0x00, socket_base + 0x80f); - writeb(0x00, socket_base + 0x838); /* I/O window 1 offset address */ + writeb(0x00, socket_base + 0x838); /* I/O window 1 offset address */ writeb(0x00, socket_base + 0x839); - + writeb(0x00, socket_base + 0x810); /* Memory window 0 start address */ writeb(0x00, socket_base + 0x811); writeb(0x00, socket_base + 0x812); /* Memory window 0 end address */ writeb(0x00, socket_base + 0x813); writeb(0x00, socket_base + 0x814); /* Memory window 0 offset */ writeb(0x00, socket_base + 0x815); - + writeb(0xc0, socket_base + 0x840); /* Memory window 0 page address */ @@ -282,7 +281,7 @@ static int pcmcia_off (void) /* disable external hardware */ printf ("Shutdown and Poweroff Ti PCI1410A\n"); hardware_disable(slot); - + return 0; } @@ -307,14 +306,14 @@ static int check_ide_device(int slot, int ide_base_bus) u32 socket_status; debug ("PCMCIA MEM: %08X\n", pcmcia_cis_ptr); - + socket_status = readl(socket_base+8); - + if ((socket_status & 6) != 0 || (socket_status & 0x20) != 0) { printf("no card or CardBus card\n"); return 1; } - + start = p = (volatile uchar *) pcmcia_cis_ptr; while ((p - start) < MAX_TUPEL_SZ) { @@ -327,7 +326,7 @@ static int check_ide_device(int slot, int ide_base_bus) len = *p; p += 2; #if defined(DEBUG) && (DEBUG > 1) - { + { volatile uchar *q = p; printf ("\nTuple code %02x length %d\n\tData:", code, len); @@ -378,28 +377,27 @@ static int check_ide_device(int slot, int ide_base_bus) printf("unknown card type\n"); return 1; } - + /* select config index 1 */ - writeb(1, pcmcia_cis_ptr + config_base); + writeb(1, pcmcia_cis_ptr + config_base); #if 0 printf("Confiuration Option Register: %02x\n", readb(pcmcia_cis_ptr + config_base)); printf("Card Confiuration and Status Register: %02x\n", readb(pcmcia_cis_ptr + config_base + 2)); printf("Pin Replacement Register Register: %02x\n", readb(pcmcia_cis_ptr + config_base + 4)); printf("Socket and Copy Register: %02x\n", readb(pcmcia_cis_ptr + config_base + 6)); -#endif +#endif ide_devices_found |= (1 << (slot+ide_base_bus)); - + return 0; } - static int voltage_set(int slot, int vcc, int vpp) { u32 socket_control; int reg=0; - + switch (slot) { case 0: reg = socket_base + 0x10; @@ -407,10 +405,10 @@ static int voltage_set(int slot, int vcc, int vpp) default: return 1; } - + socket_control = 0; - - + + switch (vcc) { case 50: socket_control |= 0x20; @@ -421,7 +419,7 @@ static int voltage_set(int slot, int vcc, int vpp) case 0: default: } - + switch (vpp) { case 120: socket_control |= 0x1; @@ -437,27 +435,27 @@ static int voltage_set(int slot, int vcc, int vpp) } writel(socket_control, reg); - + debug ("voltage_set: Ti PCI1410A Slot %d, Vcc=%d.%d, Vpp=%d.%d\n", slot, vcc/10, vcc%10, vpp/10, vpp%10); - + udelay(500); return 0; } - + static int hardware_enable(int slot) { u32 socket_status; u16 brg_ctrl; int is_82365sl; - + socket_status = readl(socket_base+8); - + if ((socket_status & 6) == 0) { - + switch (socket_status & 0x3c00) { - + case 0x400: printf("5V "); voltage_set(slot, 50, 0); @@ -475,25 +473,24 @@ static int hardware_enable(int slot) } else { voltage_set(slot, 0, 0); } - + pci_read_config_word(devbusfn, PCI_BRIDGE_CONTROL, &brg_ctrl); brg_ctrl &= ~PCI_BRIDGE_CTL_BUS_RESET; pci_write_config_word(devbusfn, PCI_BRIDGE_CONTROL, brg_ctrl); - is_82365sl = ((readb(socket_base+0x800) & 0x0f) == 2); + is_82365sl = ((readb(socket_base+0x800) & 0x0f) == 2); writeb(is_82365sl?0x90:0x98, socket_base+0x802); writeb(0x67, socket_base+0x803); udelay(100000); -#if 0 - printf("ExCA Id %02x, Card Status %02x, Power config %02x, Interrupt Config %02x, bridge control %04x %d\n", +#if 0 + printf("ExCA Id %02x, Card Status %02x, Power config %02x, Interrupt Config %02x, bridge control %04x %d\n", readb(socket_base+0x800), readb(socket_base+0x801), readb(socket_base+0x802), readb(socket_base+0x803), brg_ctrl, is_82365sl); -#endif - +#endif + return ((readb(socket_base+0x801)&0x6c)==0x6c)?0:1; } - static int hardware_disable(int slot) { voltage_set(slot, 0, 0); @@ -546,11 +543,11 @@ static void print_fixed(volatile uchar *p) return; puts(indent); - + switch (*p) { case CISTPL_FUNCE_IDE_IFACE: { uchar iface = *(p+2); - + puts ((iface == CISTPL_IDE_INTERFACE) ? " IDE" : " unknown"); puts (" interface "); break; @@ -560,43 +557,43 @@ static void print_fixed(volatile uchar *p) { uchar f1 = *(p+2); uchar f2 = *(p+4); - + puts((f1 & CISTPL_IDE_SILICON) ? " [silicon]" : " [rotating]"); - + if (f1 & CISTPL_IDE_UNIQUE) { puts(" [unique]"); } - + puts((f1 & CISTPL_IDE_DUAL) ? " [dual]" : " [single]"); - + if (f2 & CISTPL_IDE_HAS_SLEEP) { puts(" [sleep]"); } - + if (f2 & CISTPL_IDE_HAS_STANDBY) { puts(" [standby]"); } - + if (f2 & CISTPL_IDE_HAS_IDLE) { puts(" [idle]"); } - + if (f2 & CISTPL_IDE_LOW_POWER) { puts(" [low power]"); } - + if (f2 & CISTPL_IDE_REG_INHIBIT) { puts(" [reg inhibit]"); } - + if (f2 & CISTPL_IDE_HAS_INDEX) { puts(" [index]"); } - + if (f2 & CISTPL_IDE_IOIS16) { puts(" [IOis16]"); } - + break; } } @@ -623,10 +620,10 @@ static int identify(volatile uchar *p) if (p == NULL) return (0); /* Don't know */ - + t = id_str; done =0; - + for (i=0; i<=4 && !done; ++i, p+=2) { while ((data = *p) != '\0') { if (data == 0xFF) { @@ -661,7 +658,7 @@ static int identify(volatile uchar *p) return 1; } } - + return 0; /* don't know */ } |