diff options
| -rw-r--r-- | drivers/ide/pci/amd74xx.c | 130 |
1 files changed, 1 insertions, 129 deletions
diff --git a/drivers/ide/pci/amd74xx.c b/drivers/ide/pci/amd74xx.c index a39bc6e8d059..3bf3d931eea1 100644 --- a/drivers/ide/pci/amd74xx.c +++ b/drivers/ide/pci/amd74xx.c | |||
| @@ -1,5 +1,5 @@ | |||
| 1 | /* | 1 | /* |
| 2 | * Version 2.23 | 2 | * Version 2.24 |
| 3 | * | 3 | * |
| 4 | * AMD 755/756/766/8111 and nVidia nForce/2/2s/3/3s/CK804/MCP04 | 4 | * AMD 755/756/766/8111 and nVidia nForce/2/2s/3/3s/CK804/MCP04 |
| 5 | * IDE driver for Linux. | 5 | * IDE driver for Linux. |
| @@ -28,9 +28,6 @@ | |||
| 28 | 28 | ||
| 29 | #include "ide-timing.h" | 29 | #include "ide-timing.h" |
| 30 | 30 | ||
| 31 | #define DISPLAY_AMD_TIMINGS | ||
| 32 | |||
| 33 | #define AMD_IDE_ENABLE (0x00 + amd_config->base) | ||
| 34 | #define AMD_IDE_CONFIG (0x01 + amd_config->base) | 31 | #define AMD_IDE_CONFIG (0x01 + amd_config->base) |
| 35 | #define AMD_CABLE_DETECT (0x02 + amd_config->base) | 32 | #define AMD_CABLE_DETECT (0x02 + amd_config->base) |
| 36 | #define AMD_DRIVE_TIMING (0x08 + amd_config->base) | 33 | #define AMD_DRIVE_TIMING (0x08 + amd_config->base) |
| @@ -88,118 +85,6 @@ static char *amd_dma[] = { "16", "25", "33", "44", "66", "100", "133" }; | |||
| 88 | static unsigned char amd_cyc2udma[] = { 6, 6, 5, 4, 0, 1, 1, 2, 2, 3, 3, 3, 3, 3, 3, 7 }; | 85 | static unsigned char amd_cyc2udma[] = { 6, 6, 5, 4, 0, 1, 1, 2, 2, 3, 3, 3, 3, 3, 3, 7 }; |
| 89 | 86 | ||
| 90 | /* | 87 | /* |
| 91 | * AMD /proc entry. | ||
| 92 | */ | ||
| 93 | |||
| 94 | #ifdef CONFIG_IDE_PROC_FS | ||
| 95 | |||
| 96 | #include <linux/stat.h> | ||
| 97 | #include <linux/proc_fs.h> | ||
| 98 | |||
| 99 | static u8 amd74xx_proc; | ||
| 100 | |||
| 101 | static unsigned char amd_udma2cyc[] = { 4, 6, 8, 10, 3, 2, 1, 15 }; | ||
| 102 | static unsigned long amd_base; | ||
| 103 | static struct pci_dev *bmide_dev; | ||
| 104 | extern int (*amd74xx_display_info)(char *, char **, off_t, int); /* ide-proc.c */ | ||
| 105 | |||
| 106 | #define amd_print(format, arg...) p += sprintf(p, format "\n" , ## arg) | ||
| 107 | #define amd_print_drive(name, format, arg...)\ | ||
| 108 | p += sprintf(p, name); for (i = 0; i < 4; i++) p += sprintf(p, format, ## arg); p += sprintf(p, "\n"); | ||
| 109 | |||
| 110 | static int amd74xx_get_info(char *buffer, char **addr, off_t offset, int count) | ||
| 111 | { | ||
| 112 | int speed[4], cycle[4], setup[4], active[4], recover[4], den[4], | ||
| 113 | uen[4], udma[4], active8b[4], recover8b[4]; | ||
| 114 | struct pci_dev *dev = bmide_dev; | ||
| 115 | unsigned int v, u, i; | ||
| 116 | unsigned short c, w; | ||
| 117 | unsigned char t; | ||
| 118 | int len; | ||
| 119 | char *p = buffer; | ||
| 120 | |||
| 121 | amd_print("----------AMD BusMastering IDE Configuration----------------"); | ||
| 122 | |||
| 123 | amd_print("Driver Version: 2.13"); | ||
| 124 | amd_print("South Bridge: %s", pci_name(bmide_dev)); | ||
| 125 | |||
| 126 | amd_print("Revision: IDE %#x", dev->revision); | ||
| 127 | amd_print("Highest DMA rate: UDMA%s", amd_dma[fls(amd_config->udma_mask) - 1]); | ||
| 128 | |||
| 129 | amd_print("BM-DMA base: %#lx", amd_base); | ||
| 130 | amd_print("PCI clock: %d.%dMHz", amd_clock / 1000, amd_clock / 100 % 10); | ||
| 131 | |||
| 132 | amd_print("-----------------------Primary IDE-------Secondary IDE------"); | ||
| 133 | |||
| 134 | pci_read_config_byte(dev, AMD_IDE_CONFIG, &t); | ||
| 135 | amd_print("Prefetch Buffer: %10s%20s", (t & 0x80) ? "yes" : "no", (t & 0x20) ? "yes" : "no"); | ||
| 136 | amd_print("Post Write Buffer: %10s%20s", (t & 0x40) ? "yes" : "no", (t & 0x10) ? "yes" : "no"); | ||
| 137 | |||
| 138 | pci_read_config_byte(dev, AMD_IDE_ENABLE, &t); | ||
| 139 | amd_print("Enabled: %10s%20s", (t & 0x02) ? "yes" : "no", (t & 0x01) ? "yes" : "no"); | ||
| 140 | |||
| 141 | c = inb(amd_base + 0x02) | (inb(amd_base + 0x0a) << 8); | ||
| 142 | amd_print("Simplex only: %10s%20s", (c & 0x80) ? "yes" : "no", (c & 0x8000) ? "yes" : "no"); | ||
| 143 | |||
| 144 | amd_print("Cable Type: %10s%20s", (amd_80w & 1) ? "80w" : "40w", (amd_80w & 2) ? "80w" : "40w"); | ||
| 145 | |||
| 146 | if (!amd_clock) | ||
| 147 | return p - buffer; | ||
| 148 | |||
| 149 | amd_print("-------------------drive0----drive1----drive2----drive3-----"); | ||
| 150 | |||
| 151 | pci_read_config_byte(dev, AMD_ADDRESS_SETUP, &t); | ||
| 152 | pci_read_config_dword(dev, AMD_DRIVE_TIMING, &v); | ||
| 153 | pci_read_config_word(dev, AMD_8BIT_TIMING, &w); | ||
| 154 | pci_read_config_dword(dev, AMD_UDMA_TIMING, &u); | ||
| 155 | |||
| 156 | for (i = 0; i < 4; i++) { | ||
| 157 | setup[i] = ((t >> ((3 - i) << 1)) & 0x3) + 1; | ||
| 158 | recover8b[i] = ((w >> ((1 - (i >> 1)) << 3)) & 0xf) + 1; | ||
| 159 | active8b[i] = ((w >> (((1 - (i >> 1)) << 3) + 4)) & 0xf) + 1; | ||
| 160 | active[i] = ((v >> (((3 - i) << 3) + 4)) & 0xf) + 1; | ||
| 161 | recover[i] = ((v >> ((3 - i) << 3)) & 0xf) + 1; | ||
| 162 | |||
| 163 | udma[i] = amd_udma2cyc[((u >> ((3 - i) << 3)) & 0x7)]; | ||
| 164 | uen[i] = ((u >> ((3 - i) << 3)) & 0x40) ? 1 : 0; | ||
| 165 | den[i] = (c & ((i & 1) ? 0x40 : 0x20) << ((i & 2) << 2)); | ||
| 166 | |||
| 167 | if (den[i] && uen[i] && udma[i] == 1) { | ||
| 168 | speed[i] = amd_clock * 3; | ||
| 169 | cycle[i] = 666666 / amd_clock; | ||
| 170 | continue; | ||
| 171 | } | ||
| 172 | |||
| 173 | if (den[i] && uen[i] && udma[i] == 15) { | ||
| 174 | speed[i] = amd_clock * 4; | ||
| 175 | cycle[i] = 500000 / amd_clock; | ||
| 176 | continue; | ||
| 177 | } | ||
| 178 | |||
| 179 | speed[i] = 4 * amd_clock / ((den[i] && uen[i]) ? udma[i] : (active[i] + recover[i]) * 2); | ||
| 180 | cycle[i] = 1000000 * ((den[i] && uen[i]) ? udma[i] : (active[i] + recover[i]) * 2) / amd_clock / 2; | ||
| 181 | } | ||
| 182 | |||
| 183 | amd_print_drive("Transfer Mode: ", "%10s", den[i] ? (uen[i] ? "UDMA" : "DMA") : "PIO"); | ||
| 184 | |||
| 185 | amd_print_drive("Address Setup: ", "%8dns", 1000000 * setup[i] / amd_clock); | ||
| 186 | amd_print_drive("Cmd Active: ", "%8dns", 1000000 * active8b[i] / amd_clock); | ||
| 187 | amd_print_drive("Cmd Recovery: ", "%8dns", 1000000 * recover8b[i] / amd_clock); | ||
| 188 | amd_print_drive("Data Active: ", "%8dns", 1000000 * active[i] / amd_clock); | ||
| 189 | amd_print_drive("Data Recovery: ", "%8dns", 1000000 * recover[i] / amd_clock); | ||
| 190 | amd_print_drive("Cycle Time: ", "%8dns", cycle[i]); | ||
| 191 | amd_print_drive("Transfer Rate: ", "%4d.%dMB/s", speed[i] / 1000, speed[i] / 100 % 10); | ||
| 192 | |||
| 193 | /* hoping p - buffer is less than 4K... */ | ||
| 194 | len = (p - buffer) - offset; | ||
| 195 | *addr = buffer + offset; | ||
| 196 | |||
| 197 | return len > count ? count : len; | ||
| 198 | } | ||
| 199 | |||
| 200 | #endif | ||
| 201 | |||
| 202 | /* | ||
| 203 | * amd_set_speed() writes timing values to the chipset registers | 88 | * amd_set_speed() writes timing values to the chipset registers |
| 204 | */ | 89 | */ |
| 205 | 90 | ||
| @@ -353,19 +238,6 @@ static unsigned int __devinit init_chipset_amd74xx(struct pci_dev *dev, const ch | |||
| 353 | amd_chipset->name, pci_name(dev), dev->revision, | 238 | amd_chipset->name, pci_name(dev), dev->revision, |
| 354 | amd_dma[fls(amd_config->udma_mask) - 1]); | 239 | amd_dma[fls(amd_config->udma_mask) - 1]); |
| 355 | 240 | ||
| 356 | /* | ||
| 357 | * Register /proc/ide/amd74xx entry | ||
| 358 | */ | ||
| 359 | |||
| 360 | #if defined(DISPLAY_AMD_TIMINGS) && defined(CONFIG_IDE_PROC_FS) | ||
| 361 | if (!amd74xx_proc) { | ||
| 362 | amd_base = pci_resource_start(dev, 4); | ||
| 363 | bmide_dev = dev; | ||
| 364 | ide_pci_create_host_proc("amd74xx", amd74xx_get_info); | ||
| 365 | amd74xx_proc = 1; | ||
| 366 | } | ||
| 367 | #endif /* DISPLAY_AMD_TIMINGS && CONFIG_IDE_PROC_FS */ | ||
| 368 | |||
| 369 | return dev->irq; | 241 | return dev->irq; |
| 370 | } | 242 | } |
| 371 | 243 | ||
