diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/parisc/iosapic.c | 2 | ||||
| -rw-r--r-- | drivers/parisc/lba_pci.c | 40 | ||||
| -rw-r--r-- | drivers/parisc/sba_iommu.c | 109 |
3 files changed, 3 insertions, 148 deletions
diff --git a/drivers/parisc/iosapic.c b/drivers/parisc/iosapic.c index 90489ade632e..c2949b4367e5 100644 --- a/drivers/parisc/iosapic.c +++ b/drivers/parisc/iosapic.c | |||
| @@ -146,7 +146,7 @@ | |||
| 146 | #include <asm/superio.h> | 146 | #include <asm/superio.h> |
| 147 | #endif | 147 | #endif |
| 148 | 148 | ||
| 149 | #include <asm/iosapic.h> | 149 | #include <asm/ropes.h> |
| 150 | #include "./iosapic_private.h" | 150 | #include "./iosapic_private.h" |
| 151 | 151 | ||
| 152 | #define MODULE_NAME "iosapic" | 152 | #define MODULE_NAME "iosapic" |
diff --git a/drivers/parisc/lba_pci.c b/drivers/parisc/lba_pci.c index a596dbc804a3..98f03686a710 100644 --- a/drivers/parisc/lba_pci.c +++ b/drivers/parisc/lba_pci.c | |||
| @@ -46,9 +46,9 @@ | |||
| 46 | #include <asm/page.h> | 46 | #include <asm/page.h> |
| 47 | #include <asm/system.h> | 47 | #include <asm/system.h> |
| 48 | 48 | ||
| 49 | #include <asm/ropes.h> | ||
| 49 | #include <asm/hardware.h> /* for register_parisc_driver() stuff */ | 50 | #include <asm/hardware.h> /* for register_parisc_driver() stuff */ |
| 50 | #include <asm/parisc-device.h> | 51 | #include <asm/parisc-device.h> |
| 51 | #include <asm/iosapic.h> /* for iosapic_register() */ | ||
| 52 | #include <asm/io.h> /* read/write stuff */ | 52 | #include <asm/io.h> /* read/write stuff */ |
| 53 | 53 | ||
| 54 | #undef DEBUG_LBA /* general stuff */ | 54 | #undef DEBUG_LBA /* general stuff */ |
| @@ -169,44 +169,6 @@ | |||
| 169 | #define LBA_PORT_BASE (PCI_F_EXTEND | 0xfee00000UL) | 169 | #define LBA_PORT_BASE (PCI_F_EXTEND | 0xfee00000UL) |
| 170 | static void __iomem *astro_iop_base __read_mostly; | 170 | static void __iomem *astro_iop_base __read_mostly; |
| 171 | 171 | ||
| 172 | #define ELROY_HVERS 0x782 | ||
| 173 | #define MERCURY_HVERS 0x783 | ||
| 174 | #define QUICKSILVER_HVERS 0x784 | ||
| 175 | |||
| 176 | static inline int IS_ELROY(struct parisc_device *d) | ||
| 177 | { | ||
| 178 | return (d->id.hversion == ELROY_HVERS); | ||
| 179 | } | ||
| 180 | |||
| 181 | static inline int IS_MERCURY(struct parisc_device *d) | ||
| 182 | { | ||
| 183 | return (d->id.hversion == MERCURY_HVERS); | ||
| 184 | } | ||
| 185 | |||
| 186 | static inline int IS_QUICKSILVER(struct parisc_device *d) | ||
| 187 | { | ||
| 188 | return (d->id.hversion == QUICKSILVER_HVERS); | ||
| 189 | } | ||
| 190 | |||
| 191 | |||
| 192 | /* | ||
| 193 | ** lba_device: Per instance Elroy data structure | ||
| 194 | */ | ||
| 195 | struct lba_device { | ||
| 196 | struct pci_hba_data hba; | ||
| 197 | |||
| 198 | spinlock_t lba_lock; | ||
| 199 | void *iosapic_obj; | ||
| 200 | |||
| 201 | #ifdef CONFIG_64BIT | ||
| 202 | void __iomem * iop_base; /* PA_VIEW - for IO port accessor funcs */ | ||
| 203 | #endif | ||
| 204 | |||
| 205 | int flags; /* state/functionality enabled */ | ||
| 206 | int hw_rev; /* HW revision of chip */ | ||
| 207 | }; | ||
| 208 | |||
| 209 | |||
| 210 | static u32 lba_t32; | 172 | static u32 lba_t32; |
| 211 | 173 | ||
| 212 | /* lba flags */ | 174 | /* lba flags */ |
diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c index 5fbc11e4bc5d..12776b7e3a84 100644 --- a/drivers/parisc/sba_iommu.c +++ b/drivers/parisc/sba_iommu.c | |||
| @@ -38,6 +38,7 @@ | |||
| 38 | #include <linux/proc_fs.h> | 38 | #include <linux/proc_fs.h> |
| 39 | #include <linux/seq_file.h> | 39 | #include <linux/seq_file.h> |
| 40 | 40 | ||
| 41 | #include <asm/ropes.h> | ||
| 41 | #include <asm/mckinley.h> /* for proc_mckinley_root */ | 42 | #include <asm/mckinley.h> /* for proc_mckinley_root */ |
| 42 | #include <asm/runway.h> /* for proc_runway_root */ | 43 | #include <asm/runway.h> /* for proc_runway_root */ |
| 43 | #include <asm/pdc.h> /* for PDC_MODEL_* */ | 44 | #include <asm/pdc.h> /* for PDC_MODEL_* */ |
| @@ -46,11 +47,6 @@ | |||
| 46 | 47 | ||
| 47 | #define MODULE_NAME "SBA" | 48 | #define MODULE_NAME "SBA" |
| 48 | 49 | ||
| 49 | #ifdef CONFIG_PROC_FS | ||
| 50 | /* depends on proc fs support. But costs CPU performance */ | ||
| 51 | #undef SBA_COLLECT_STATS | ||
| 52 | #endif | ||
| 53 | |||
| 54 | /* | 50 | /* |
| 55 | ** The number of debug flags is a clue - this code is fragile. | 51 | ** The number of debug flags is a clue - this code is fragile. |
| 56 | ** Don't even think about messing with it unless you have | 52 | ** Don't even think about messing with it unless you have |
| @@ -89,46 +85,13 @@ | |||
| 89 | #define DBG_RES(x...) | 85 | #define DBG_RES(x...) |
| 90 | #endif | 86 | #endif |
| 91 | 87 | ||
| 92 | #if defined(CONFIG_64BIT) | ||
| 93 | /* "low end" PA8800 machines use ZX1 chipset: PAT PDC and only run 64-bit */ | ||
| 94 | #define ZX1_SUPPORT | ||
| 95 | #endif | ||
| 96 | |||
| 97 | #define SBA_INLINE __inline__ | 88 | #define SBA_INLINE __inline__ |
| 98 | 89 | ||
| 99 | |||
| 100 | /* | ||
| 101 | ** The number of pdir entries to "free" before issueing | ||
| 102 | ** a read to PCOM register to flush out PCOM writes. | ||
| 103 | ** Interacts with allocation granularity (ie 4 or 8 entries | ||
| 104 | ** allocated and free'd/purged at a time might make this | ||
| 105 | ** less interesting). | ||
| 106 | */ | ||
| 107 | #define DELAYED_RESOURCE_CNT 16 | ||
| 108 | |||
| 109 | #define DEFAULT_DMA_HINT_REG 0 | 90 | #define DEFAULT_DMA_HINT_REG 0 |
| 110 | 91 | ||
| 111 | #define ASTRO_RUNWAY_PORT 0x582 | ||
| 112 | #define IKE_MERCED_PORT 0x803 | ||
| 113 | #define REO_MERCED_PORT 0x804 | ||
| 114 | #define REOG_MERCED_PORT 0x805 | ||
| 115 | #define PLUTO_MCKINLEY_PORT 0x880 | ||
| 116 | |||
| 117 | #define SBA_FUNC_ID 0x0000 /* function id */ | 92 | #define SBA_FUNC_ID 0x0000 /* function id */ |
| 118 | #define SBA_FCLASS 0x0008 /* function class, bist, header, rev... */ | 93 | #define SBA_FCLASS 0x0008 /* function class, bist, header, rev... */ |
| 119 | 94 | ||
| 120 | static inline int IS_ASTRO(struct parisc_device *d) { | ||
| 121 | return d->id.hversion == ASTRO_RUNWAY_PORT; | ||
| 122 | } | ||
| 123 | |||
| 124 | static inline int IS_IKE(struct parisc_device *d) { | ||
| 125 | return d->id.hversion == IKE_MERCED_PORT; | ||
| 126 | } | ||
| 127 | |||
| 128 | static inline int IS_PLUTO(struct parisc_device *d) { | ||
| 129 | return d->id.hversion == PLUTO_MCKINLEY_PORT; | ||
| 130 | } | ||
| 131 | |||
| 132 | #define SBA_FUNC_SIZE 4096 /* SBA configuration function reg set */ | 95 | #define SBA_FUNC_SIZE 4096 /* SBA configuration function reg set */ |
| 133 | 96 | ||
| 134 | #define ASTRO_IOC_OFFSET (32 * SBA_FUNC_SIZE) | 97 | #define ASTRO_IOC_OFFSET (32 * SBA_FUNC_SIZE) |
| @@ -145,10 +108,6 @@ static inline int IS_PLUTO(struct parisc_device *d) { | |||
| 145 | #define IOC_CTRL_D4 (1 << 11) /* Disable 4-byte coalescing */ | 108 | #define IOC_CTRL_D4 (1 << 11) /* Disable 4-byte coalescing */ |
| 146 | #define IOC_CTRL_DD (1 << 13) /* Disable distr. LMMIO range coalescing */ | 109 | #define IOC_CTRL_DD (1 << 13) /* Disable distr. LMMIO range coalescing */ |
| 147 | 110 | ||
| 148 | #define MAX_IOC 2 /* per Ike. Pluto/Astro only have 1. */ | ||
| 149 | |||
| 150 | #define ROPES_PER_IOC 8 /* per Ike half or Pluto/Astro */ | ||
| 151 | |||
| 152 | 111 | ||
| 153 | /* | 112 | /* |
| 154 | ** Offsets into MBIB (Function 0 on Ike and hopefully Astro) | 113 | ** Offsets into MBIB (Function 0 on Ike and hopefully Astro) |
| @@ -196,9 +155,6 @@ static inline int IS_PLUTO(struct parisc_device *d) { | |||
| 196 | #define IOC_TCNFG 0x318 | 155 | #define IOC_TCNFG 0x318 |
| 197 | #define IOC_PDIR_BASE 0x320 | 156 | #define IOC_PDIR_BASE 0x320 |
| 198 | 157 | ||
| 199 | /* AGP GART driver looks for this */ | ||
| 200 | #define SBA_IOMMU_COOKIE 0x0000badbadc0ffeeUL | ||
| 201 | |||
| 202 | 158 | ||
| 203 | /* | 159 | /* |
| 204 | ** IOC supports 4/8/16/64KB page sizes (see TCNFG register) | 160 | ** IOC supports 4/8/16/64KB page sizes (see TCNFG register) |
| @@ -228,69 +184,6 @@ static inline int IS_PLUTO(struct parisc_device *d) { | |||
| 228 | #define SBA_PERF_CNT2 0x208 | 184 | #define SBA_PERF_CNT2 0x208 |
| 229 | #define SBA_PERF_CNT3 0x210 | 185 | #define SBA_PERF_CNT3 0x210 |
| 230 | 186 | ||
| 231 | |||
| 232 | struct ioc { | ||
| 233 | void __iomem *ioc_hpa; /* I/O MMU base address */ | ||
| 234 | char *res_map; /* resource map, bit == pdir entry */ | ||
| 235 | u64 *pdir_base; /* physical base address */ | ||
| 236 | unsigned long ibase; /* pdir IOV Space base - shared w/lba_pci */ | ||
| 237 | unsigned long imask; /* pdir IOV Space mask - shared w/lba_pci */ | ||
| 238 | #ifdef ZX1_SUPPORT | ||
| 239 | unsigned long iovp_mask; /* help convert IOVA to IOVP */ | ||
| 240 | #endif | ||
| 241 | unsigned long *res_hint; /* next avail IOVP - circular search */ | ||
| 242 | spinlock_t res_lock; | ||
| 243 | unsigned int res_bitshift; /* from the LEFT! */ | ||
| 244 | unsigned int res_size; /* size of resource map in bytes */ | ||
| 245 | #ifdef SBA_HINT_SUPPORT | ||
| 246 | /* FIXME : DMA HINTs not used */ | ||
| 247 | unsigned long hint_mask_pdir; /* bits used for DMA hints */ | ||
| 248 | unsigned int hint_shift_pdir; | ||
| 249 | #endif | ||
| 250 | #if DELAYED_RESOURCE_CNT > 0 | ||
| 251 | int saved_cnt; | ||
| 252 | struct sba_dma_pair { | ||
| 253 | dma_addr_t iova; | ||
| 254 | size_t size; | ||
| 255 | } saved[DELAYED_RESOURCE_CNT]; | ||
| 256 | #endif | ||
| 257 | |||
| 258 | #ifdef SBA_COLLECT_STATS | ||
| 259 | #define SBA_SEARCH_SAMPLE 0x100 | ||
| 260 | unsigned long avg_search[SBA_SEARCH_SAMPLE]; | ||
| 261 | unsigned long avg_idx; /* current index into avg_search */ | ||
| 262 | unsigned long used_pages; | ||
| 263 | unsigned long msingle_calls; | ||
| 264 | unsigned long msingle_pages; | ||
| 265 | unsigned long msg_calls; | ||
| 266 | unsigned long msg_pages; | ||
| 267 | unsigned long usingle_calls; | ||
| 268 | unsigned long usingle_pages; | ||
| 269 | unsigned long usg_calls; | ||
| 270 | unsigned long usg_pages; | ||
| 271 | #endif | ||
| 272 | |||
| 273 | /* STUFF We don't need in performance path */ | ||
| 274 | unsigned int pdir_size; /* in bytes, determined by IOV Space size */ | ||
| 275 | }; | ||
| 276 | |||
| 277 | struct sba_device { | ||
| 278 | struct sba_device *next; /* list of SBA's in system */ | ||
| 279 | struct parisc_device *dev; /* dev found in bus walk */ | ||
| 280 | const char *name; | ||
| 281 | void __iomem *sba_hpa; /* base address */ | ||
| 282 | spinlock_t sba_lock; | ||
| 283 | unsigned int flags; /* state/functionality enabled */ | ||
| 284 | unsigned int hw_rev; /* HW revision of chip */ | ||
| 285 | |||
| 286 | struct resource chip_resv; /* MMIO reserved for chip */ | ||
| 287 | struct resource iommu_resv; /* MMIO reserved for iommu */ | ||
| 288 | |||
| 289 | unsigned int num_ioc; /* number of on-board IOC's */ | ||
| 290 | struct ioc ioc[MAX_IOC]; | ||
| 291 | }; | ||
| 292 | |||
| 293 | |||
| 294 | static struct sba_device *sba_list; | 187 | static struct sba_device *sba_list; |
| 295 | 188 | ||
| 296 | static unsigned long ioc_needs_fdc = 0; | 189 | static unsigned long ioc_needs_fdc = 0; |
