diff options
Diffstat (limited to 'drivers/scsi/ncr53c8xx.h')
| -rw-r--r-- | drivers/scsi/ncr53c8xx.h | 382 |
1 files changed, 226 insertions, 156 deletions
diff --git a/drivers/scsi/ncr53c8xx.h b/drivers/scsi/ncr53c8xx.h index 3c0c7fb03..412c66a37 100644 --- a/drivers/scsi/ncr53c8xx.h +++ b/drivers/scsi/ncr53c8xx.h @@ -45,36 +45,7 @@ /* ** Name and revision of the driver */ -#define SCSI_NCR_DRIVER_NAME "ncr53c8xx - revision 1.18f" - -/* -** If SCSI_NCR_SETUP_SPECIAL_FEATURES is defined, -** the driver enables or not the following features according to chip id -** revision id: -** DMODE 0xce -** 0x02 burst op-code fetch -** 0x04 enable read multiple -** 0x08 enable read line -** 0xc0 burst length 16/8/2 -** DCNTL 0xa0 -** 0x20 enable pre-fetch -** 0x80 enable cache line size -** CTEST3 0x01 -** 0x01 set write and invalidate -** CTEST4 0x80 -** 0x80 burst disabled -** CTEST5 0x24 (825a and 875 only) -** 0x04 burst 128 -** 0x80 large dma fifo -** -** If SCSI_NCR_TRUST_BIOS_SETTING is defined, the driver will use the -** initial value of corresponding bit fields, assuming they have been -** set by the SDMS BIOS. -** When Linux is booted from another O/S, these assertion is false and -** the driver will not be able to guess it. -*/ - -/*********** LINUX SPECIFIC SECTION ******************/ +#define SCSI_NCR_DRIVER_NAME "ncr53c8xx - revision 2.1b" /* ** Check supported Linux versions @@ -97,28 +68,6 @@ #define LINUX_VERSION_CODE LinuxVersionCode(1,2,13) #endif -#if !defined(VERSION) -#define VERSION ((LINUX_VERSION_CODE >> 16) & 0xff) -#define PATCHLEVEL ((LINUX_VERSION_CODE >> 8) & 0xff) -#define SUBLEVEL ((LINUX_VERSION_CODE >> 0) & 0xff) -#endif - -#if VERSION == 0 || VERSION > 3 -# error Only Linux version 1 and probable 2 or 3 supported. -#endif - -#if VERSION == 1 && PATCHLEVEL == 2 -# if SUBLEVEL != 13 -# error Only sublevel 13 of Linux 1.2 is supported. -# endif -#endif - -#if VERSION == 1 && PATCHLEVEL == 3 -# if SUBLEVEL < 45 -# error Only sublevels >=45 of Linux 1.3 are supported. -# endif -#endif - /* ** Normal IO or memory mapped IO. ** @@ -139,6 +88,20 @@ # define SCSI_NCR_SHARE_IRQ #endif +/* +** If you want a driver as small as possible, donnot define the +** following options. +*/ + +#define SCSI_NCR_BOOT_COMMAND_LINE_SUPPORT +#define SCSI_NCR_DEBUG_INFO_SUPPORT +#ifdef SCSI_NCR_PROC_INFO_SUPPORT +# define SCSI_NCR_PROFILE_SUPPORT +# define SCSI_NCR_USER_COMMAND_SUPPORT +# define SCSI_NCR_USER_INFO_SUPPORT +/* # define SCSI_NCR_DEBUG_ERROR_RECOVERY_SUPPORT */ +#endif + /* --------------------------------------------------------------------- ** Take into account kernel configured parameters. ** Most of these options can be overridden at startup by a command line. @@ -208,14 +171,6 @@ #endif /* - * Default sync to 0 will force asynchronous at startup - */ -#ifdef CONFIG_SCSI_FORCE_ASYNCHRONOUS -#undef SCSI_NCR_SETUP_DEFAULT_SYNC -#define SCSI_NCR_SETUP_DEFAULT_SYNC (255) -#endif - -/* * Disallow disconnections at boot-up */ #ifdef CONFIG_SCSI_NCR53C8XX_NO_DISCONNECT @@ -291,57 +246,6 @@ #endif /* -** Initial setup. -** Can be overriden at startup by a command line. -*/ -#define SCSI_NCR_DRIVER_SETUP \ -{ \ - SCSI_NCR_SETUP_MASTER_PARITY, \ - SCSI_NCR_SETUP_SCSI_PARITY, \ - SCSI_NCR_SETUP_DISCONNECTION, \ - SCSI_NCR_SETUP_SPECIAL_FEATURES, \ - SCSI_NCR_SETUP_ULTRA_SCSI, \ - SCSI_NCR_SETUP_FORCE_SYNC_NEGO, \ - 0, \ - 1, \ - SCSI_NCR_SETUP_DEFAULT_TAGS, \ - SCSI_NCR_SETUP_DEFAULT_SYNC, \ - 0x00, \ - 7, \ - SCSI_NCR_SETUP_LED_PIN, \ - 1, \ - SCSI_NCR_SETUP_SETTLE_TIME, \ - SCSI_NCR_SETUP_DIFF_SUPPORT, \ - 0 \ -} - -/* -** Boot fail safe setup. -** Override initial setup from boot command line: -** ncr53c8xx=safe:y -*/ -#define SCSI_NCR_DRIVER_SAFE_SETUP \ -{ \ - 0, \ - 1, \ - 0, \ - 0, \ - 0, \ - 0, \ - 0, \ - 2, \ - 0, \ - 255, \ - 0x00, \ - 255, \ - 0, \ - 0, \ - 10, \ - 1, \ - 1 \ -} - -/* ** Define Scsi_Host_Template parameters ** ** Used by hosts.c and ncr53c8xx.c with module configuration. @@ -399,6 +303,198 @@ int ncr53c8xx_release(struct Scsi_Host *); #ifndef HOSTS_C /* +** NCR53C8XX Device Ids +*/ + +#ifndef PCI_DEVICE_ID_NCR_53C810 +#define PCI_DEVICE_ID_NCR_53C810 1 +#endif + +#ifndef PCI_DEVICE_ID_NCR_53C810AP +#define PCI_DEVICE_ID_NCR_53C810AP 5 +#endif + +#ifndef PCI_DEVICE_ID_NCR_53C815 +#define PCI_DEVICE_ID_NCR_53C815 4 +#endif + +#ifndef PCI_DEVICE_ID_NCR_53C820 +#define PCI_DEVICE_ID_NCR_53C820 2 +#endif + +#ifndef PCI_DEVICE_ID_NCR_53C825 +#define PCI_DEVICE_ID_NCR_53C825 3 +#endif + +#ifndef PCI_DEVICE_ID_NCR_53C860 +#define PCI_DEVICE_ID_NCR_53C860 6 +#endif + +#ifndef PCI_DEVICE_ID_NCR_53C875 +#define PCI_DEVICE_ID_NCR_53C875 0xf +#endif + +#ifndef PCI_DEVICE_ID_NCR_53C875J +#define PCI_DEVICE_ID_NCR_53C875J 0x8f +#endif + +#ifndef PCI_DEVICE_ID_NCR_53C885 +#define PCI_DEVICE_ID_NCR_53C885 0xd +#endif + +#ifndef PCI_DEVICE_ID_NCR_53C895 +#define PCI_DEVICE_ID_NCR_53C895 0xc +#endif + +#ifndef PCI_DEVICE_ID_NCR_53C896 +#define PCI_DEVICE_ID_NCR_53C896 0xb +#endif + +/* +** NCR53C8XX devices features table. +*/ +typedef struct { + unsigned short device_id; + unsigned short revision_id; + char *name; + unsigned char burst_max; + unsigned char offset_max; + unsigned char nr_divisor; + unsigned int features; +#define _F_LED0 (1<<0) +#define _F_WIDE (1<<1) +#define _F_ULTRA (1<<2) +#define _F_ULTRA2 (1<<3) +#define _F_DBLR (1<<4) +#define _F_QUAD (1<<5) +#define _F_ERL (1<<6) +#define _F_CLSE (1<<7) +#define _F_WRIE (1<<8) +#define _F_ERMP (1<<9) +#define _F_BOF (1<<10) +#define _F_DFS (1<<11) +#define _F_PFEN (1<<12) +#define _F_LDSTR (1<<13) +#define _F_RAM (1<<14) +#define _F_CLK80 (1<<15) +#define _F_CACHE_SET (_F_ERL|_F_CLSE|_F_WRIE|_F_ERMP) +#define _F_SCSI_SET (_F_WIDE|_F_ULTRA|_F_ULTRA2|_F_DBLR|_F_QUAD|F_CLK80) +#define _F_SPECIAL_SET (_F_CACHE_SET|_F_BOF|_F_DFS|_F_LDSTR|_F_PFEN|_F_RAM) +} ncr_chip; + +#define SCSI_NCR_CHIP_TABLE \ +{ \ + {PCI_DEVICE_ID_NCR_53C810, 0x0f, "810", 4, 8, 4, \ + _F_ERL} \ + , \ + {PCI_DEVICE_ID_NCR_53C810, 0xff, "810a", 4, 8, 4, \ + _F_CACHE_SET|_F_LDSTR|_F_PFEN|_F_BOF} \ + , \ + {PCI_DEVICE_ID_NCR_53C815, 0xff, "815", 4, 8, 4, \ + _F_ERL|_F_BOF} \ + , \ + {PCI_DEVICE_ID_NCR_53C820, 0xff, "820", 4, 8, 4, \ + _F_WIDE|_F_ERL} \ + , \ + {PCI_DEVICE_ID_NCR_53C825, 0x0f, "825", 4, 8, 4, \ + _F_WIDE|_F_ERL|_F_BOF} \ + , \ + {PCI_DEVICE_ID_NCR_53C825, 0xff, "825a", 7, 8, 4, \ + _F_WIDE|_F_CACHE_SET|_F_BOF|_F_DFS|_F_LDSTR|_F_PFEN|_F_RAM} \ + , \ + {PCI_DEVICE_ID_NCR_53C860, 0xff, "860", 4, 8, 5, \ + _F_WIDE|_F_ULTRA|_F_CLK80|_F_CACHE_SET|_F_BOF|_F_LDSTR|_F_PFEN|_F_RAM} \ + , \ + {PCI_DEVICE_ID_NCR_53C875, 0x01, "875", 7, 16, 5, \ + _F_WIDE|_F_ULTRA|_F_CLK80|_F_CACHE_SET|_F_BOF|_F_DFS|_F_LDSTR|_F_PFEN|_F_RAM} \ + , \ + {PCI_DEVICE_ID_NCR_53C875, 0xff, "875", 7, 16, 5, \ + _F_WIDE|_F_ULTRA|_F_DBLR|_F_CACHE_SET|_F_BOF|_F_DFS|_F_LDSTR|_F_PFEN|_F_RAM} \ + , \ + {PCI_DEVICE_ID_NCR_53C875J, 0xff, "875J", 7, 16, 5, \ + _F_WIDE|_F_ULTRA|_F_DBLR|_F_CACHE_SET|_F_BOF|_F_DFS|_F_LDSTR|_F_PFEN|_F_RAM} \ + , \ + {PCI_DEVICE_ID_NCR_53C885, 0xff, "885", 7, 16, 5, \ + _F_WIDE|_F_ULTRA|_F_DBLR|_F_CACHE_SET|_F_BOF|_F_DFS|_F_LDSTR|_F_PFEN|_F_RAM} \ + , \ + {PCI_DEVICE_ID_NCR_53C895, 0xff, "895", 7, 31, 7, \ + _F_WIDE|_F_ULTRA|_F_ULTRA2|_F_QUAD|_F_CACHE_SET|_F_BOF|_F_DFS|_F_LDSTR|_F_PFEN|_F_RAM} \ + , \ + {PCI_DEVICE_ID_NCR_53C896, 0xff, "896", 7, 31, 7, \ + _F_WIDE|_F_ULTRA|_F_ULTRA2|_F_QUAD|_F_CACHE_SET|_F_BOF|_F_DFS|_F_LDSTR|_F_PFEN|_F_RAM} \ +} + +/* + * List of supported NCR chip ids + */ +#define SCSI_NCR_CHIP_IDS \ +{ \ + PCI_DEVICE_ID_NCR_53C810, \ + PCI_DEVICE_ID_NCR_53C815, \ + PCI_DEVICE_ID_NCR_53C820, \ + PCI_DEVICE_ID_NCR_53C825, \ + PCI_DEVICE_ID_NCR_53C860, \ + PCI_DEVICE_ID_NCR_53C875, \ + PCI_DEVICE_ID_NCR_53C875J, \ + PCI_DEVICE_ID_NCR_53C885, \ + PCI_DEVICE_ID_NCR_53C895, \ + PCI_DEVICE_ID_NCR_53C896 \ +} + +/* +** Initial setup. +** Can be overriden at startup by a command line. +*/ +#define SCSI_NCR_DRIVER_SETUP \ +{ \ + SCSI_NCR_SETUP_MASTER_PARITY, \ + SCSI_NCR_SETUP_SCSI_PARITY, \ + SCSI_NCR_SETUP_DISCONNECTION, \ + SCSI_NCR_SETUP_SPECIAL_FEATURES, \ + SCSI_NCR_SETUP_ULTRA_SCSI, \ + SCSI_NCR_SETUP_FORCE_SYNC_NEGO, \ + 0, \ + 0, \ + 1, \ + SCSI_NCR_SETUP_DEFAULT_TAGS, \ + SCSI_NCR_SETUP_DEFAULT_SYNC, \ + 0x00, \ + 7, \ + SCSI_NCR_SETUP_LED_PIN, \ + 1, \ + SCSI_NCR_SETUP_SETTLE_TIME, \ + SCSI_NCR_SETUP_DIFF_SUPPORT, \ + 0 \ +} + +/* +** Boot fail safe setup. +** Override initial setup from boot command line: +** ncr53c8xx=safe:y +*/ +#define SCSI_NCR_DRIVER_SAFE_SETUP \ +{ \ + 0, \ + 1, \ + 0, \ + 0, \ + 0, \ + 0, \ + 0, \ + 0, \ + 2, \ + 0, \ + 255, \ + 0x00, \ + 255, \ + 0, \ + 0, \ + 10, \ + 1, \ + 1 \ +} + +/* ** Define the table of target capabilities by host and target ** ** If you have problems with a scsi device, note the host unit and the @@ -486,50 +582,6 @@ int ncr53c8xx_release(struct Scsi_Host *); #endif #endif -/* -** NCR53C8XX Device Ids -*/ - -#ifndef PCI_DEVICE_ID_NCR_53C810 -#define PCI_DEVICE_ID_NCR_53C810 1 -#endif - -#ifndef PCI_DEVICE_ID_NCR_53C810AP -#define PCI_DEVICE_ID_NCR_53C810AP 5 -#endif - -#ifndef PCI_DEVICE_ID_NCR_53C815 -#define PCI_DEVICE_ID_NCR_53C815 4 -#endif - -#ifndef PCI_DEVICE_ID_NCR_53C820 -#define PCI_DEVICE_ID_NCR_53C820 2 -#endif - -#ifndef PCI_DEVICE_ID_NCR_53C825 -#define PCI_DEVICE_ID_NCR_53C825 3 -#endif - -#ifndef PCI_DEVICE_ID_NCR_53C860 -#define PCI_DEVICE_ID_NCR_53C860 6 -#endif - -#ifndef PCI_DEVICE_ID_NCR_53C875 -#define PCI_DEVICE_ID_NCR_53C875 0xf -#endif - -#ifndef PCI_DEVICE_ID_NCR_53C885 -#define PCI_DEVICE_ID_NCR_53C885 0xd -#endif - -#ifndef PCI_DEVICE_ID_NCR_53C895 -#define PCI_DEVICE_ID_NCR_53C895 0xc -#endif - -#ifndef PCI_DEVICE_ID_NCR_53C896 -#define PCI_DEVICE_ID_NCR_53C896 0xb -#endif - /**************** ORIGINAL CONTENT of ncrreg.h from FreeBSD ******************/ /*----------------------------------------------------------------- @@ -608,6 +660,7 @@ struct ncr_reg { #define ILF1 0x80 /* sta: data in SIDL register msb[W]*/ #define ORF1 0x40 /* sta: data in SODR register msb[W]*/ #define OLF1 0x20 /* sta: data in SODL register msb[W]*/ + #define DM 0x04 /* sta: DIFFSENS mismatch (895/6 only) */ #define LDSC 0x02 /* sta: disconnect & reconnect */ /*10*/ u_int32 nc_dsa; /* --> Base page */ @@ -680,6 +733,7 @@ struct ncr_reg { /*40*/ u_short nc_sien; /* -->: interrupt enable */ /*42*/ u_short nc_sist; /* <--: interrupt status */ + #define SBMC 0x1000/* sta: SCSI Bus Mode Change (895/6 only) */ #define STO 0x0400/* sta: timeout (select) */ #define GEN 0x0200/* sta: timeout (general) */ #define HTH 0x0100/* sta: timeout (handshake) */ @@ -713,10 +767,17 @@ struct ncr_reg { /*4f*/ u_char nc_stest3; #define TE 0x80 /* c: tolerAnt enable */ + #define HSC 0x20 /* c: Halt SCSI Clock */ #define CSF 0x02 /* c: clear scsi fifo */ /*50*/ u_short nc_sidl; /* Lowlevel: latched from scsi data */ /*52*/ u_char nc_stest4; + #define SMODE 0xc0 /* SCSI bus mode (895/6 only) */ + #define SMODE_HVD 0x40 /* High Voltage Differential */ + #define SMODE_SE 0x80 /* Single Ended */ + #define SMODE_LVD 0xc0 /* Low Voltage Differential */ + #define LCKFRQ 0x20 /* Frequency Lock (895/6 only) */ + /*53*/ u_char nc_53_; /*54*/ u_short nc_sodl; /* Lowlevel: data out to scsi data */ /*56*/ u_short nc_56_; @@ -870,10 +931,18 @@ struct scr_tblsel { ** << source_address >> ** << destination_address >> ** +** SCR_COPY sets the NO FLUSH option by default. +** SCR_COPY_F does not set this option. +** +** For chips which do not support this option, +** ncr_copy_and_bind() will remove this bit. **----------------------------------------------------------- */ -#define SCR_COPY(n) (0xc0000000 | (n)) +#define SCR_NO_FLUSH 0x01000000 + +#define SCR_COPY(n) (0xc0000000 | SCR_NO_FLUSH | (n)) +#define SCR_COPY_F(n) (0xc0000000 | (n)) /*----------------------------------------------------------- ** @@ -979,6 +1048,7 @@ struct scr_tblsel { **----------------------------------------------------------- */ +#define SCR_NO_OP 0x80000000 #define SCR_JUMP 0x80080000 #define SCR_JUMPR 0x80880000 #define SCR_CALL 0x88080000 |