-/* plx9080.h
+/*
+ * plx9080.h
*
* Copyright (C) 2002,2003 Frank Mori Hess <fmhess@users.sourceforge.net>
*
__le32 local_start_addr;
/* transfer_size is in bytes, only first 23 bits of register are used */
__le32 transfer_size;
- /* address of next descriptor (quad word aligned), plus some
- * additional bits (see PLX_DMA0_DESCRIPTOR_REG) */
+ /*
+ * address of next descriptor (quad word aligned), plus some
+ * additional bits (see PLX_DMA0_DESCRIPTOR_REG)
+ */
__le32 next;
};
**
**********************************************************************/
-#define PLX_LAS0RNG_REG 0x0000 /* L, Local Addr Space 0 Range Register */
-#define PLX_LAS1RNG_REG 0x00f0 /* L, Local Addr Space 1 Range Register */
+/* L, Local Addr Space 0 Range Register */
+#define PLX_LAS0RNG_REG 0x0000
+/* L, Local Addr Space 1 Range Register */
+#define PLX_LAS1RNG_REG 0x00f0
#define LRNG_IO 0x00000001 /* Map to: 1=I/O, 0=Mem */
#define LRNG_ANY32 0x00000000 /* Locate anywhere in 32 bit */
#define LRNG_LT1MB 0x00000002 /* Locate in 1st meg */
#define LRNG_ANY64 0x00000004 /* Locate anywhere in 64 bit */
-#define LRNG_MEM_MASK 0xfffffff0 /* bits that specify range for memory io */
-#define LRNG_IO_MASK 0xfffffffa /* bits that specify range for normal io */
-
-#define PLX_LAS0MAP_REG 0x0004 /* L, Local Addr Space 0 Remap Register */
-#define PLX_LAS1MAP_REG 0x00f4 /* L, Local Addr Space 1 Remap Register */
+/* bits that specify range for memory io */
+#define LRNG_MEM_MASK 0xfffffff0
+/* bits that specify range for normal io */
+#define LRNG_IO_MASK 0xfffffffa
+/* L, Local Addr Space 0 Remap Register */
+#define PLX_LAS0MAP_REG 0x0004
+/* L, Local Addr Space 1 Remap Register */
+#define PLX_LAS1MAP_REG 0x00f4
#define LMAP_EN 0x00000001 /* Enable slave decode */
-#define LMAP_MEM_MASK 0xfffffff0 /* bits that specify decode for memory io */
-#define LMAP_IO_MASK 0xfffffffa /* bits that specify decode bits for normal io */
+/* bits that specify decode for memory io */
+#define LMAP_MEM_MASK 0xfffffff0
+/* bits that specify decode bits for normal io */
+#define LMAP_IO_MASK 0xfffffffa
-/* Mode/Arbitration Register.
-*/
+/*
+ * Mode/Arbitration Register.
+ */
#define PLX_MARB_REG 0x8 /* L, Local Arbitration Register */
#define PLX_DMAARB_REG 0xac
enum marb_bits {
MARB_LPEN = 0x00020000, /* Pause Timer Enable */
MARB_BREQ = 0x00040000, /* Local Bus BREQ Enable */
MARB_DMA_PRIORITY_MASK = 0x00180000,
- MARB_LBDS_GIVE_UP_BUS_MODE = 0x00200000, /* local bus direct slave give up bus mode */
- MARB_DS_LLOCK_ENABLE = 0x00400000, /* direct slave LLOCKo# enable */
+ /* local bus direct slave give up bus mode */
+ MARB_LBDS_GIVE_UP_BUS_MODE = 0x00200000,
+ /* direct slave LLOCKo# enable */
+ MARB_DS_LLOCK_ENABLE = 0x00400000,
MARB_PCI_REQUEST_MODE = 0x00800000,
MARB_PCIv21_MODE = 0x01000000, /* pci specification v2.1 mode */
MARB_PCI_READ_NO_WRITE_MODE = 0x02000000,
MARB_PCI_READ_WITH_WRITE_FLUSH_MODE = 0x04000000,
- MARB_GATE_TIMER_WITH_BREQ = 0x08000000, /* gate local bus latency timer with BREQ */
+ /* gate local bus latency timer with BREQ */
+ MARB_GATE_TIMER_WITH_BREQ = 0x08000000,
MARB_PCI_READ_NO_FLUSH_MODE = 0x10000000,
MARB_USE_SUBSYSTEM_IDS = 0x20000000,
};
#define PLX_BIGEND_REG 0xc
enum bigend_bits {
- BIGEND_CONFIG = 0x1, /* use big endian ordering for configuration register accesses */
+ /* use big endian ordering for configuration register accesses */
+ BIGEND_CONFIG = 0x1,
BIGEND_DIRECT_MASTER = 0x2,
BIGEND_DIRECT_SLAVE_LOCAL0 = 0x4,
BIGEND_ROM = 0x8,
- BIGEND_BYTE_LANE = 0x10, /* use byte lane consisting of most significant bits instead of least significant */
+ /*
+ * use byte lane consisting of most significant bits instead of
+ * least significant
+ */
+ BIGEND_BYTE_LANE = 0x10,
BIGEND_DIRECT_SLAVE_LOCAL1 = 0x20,
BIGEND_DMA1 = 0x40,
BIGEND_DMA0 = 0x80,
};
-/* Note: The Expansion ROM stuff is only relevant to the PC environment.
+/*
+** Note: The Expansion ROM stuff is only relevant to the PC environment.
** This expansion ROM code is executed by the host CPU at boot time.
** For this reason no bit definitions are provided here.
-*/
+ */
#define PLX_ROMRNG_REG 0x0010 /* L, Expn ROM Space Range Register */
-#define PLX_ROMMAP_REG 0x0014 /* L, Local Addr Space Range Register */
+/* L, Local Addr Space Range Register */
+#define PLX_ROMMAP_REG 0x0014
#define PLX_REGION0_REG 0x0018 /* L, Local Bus Region 0 Descriptor */
#define RGN_WIDTH 0x00000002 /* Local bus width bits */
#define ICS_TA_DMA0 0x02000000 /* Target Abort - DMA #0 */
#define ICS_TA_DMA1 0x04000000 /* Target Abort - DMA #1 */
#define ICS_TA_RA 0x08000000 /* Target Abort - Retry Timeout */
-#define ICS_MBIA(x) (0x10000000 << ((x) & 0x3)) /* mailbox x is active */
+/* mailbox x is active */
+#define ICS_MBIA(x) (0x10000000 << ((x) & 0x3))
#define PLX_CONTROL_REG 0x006C /* L, EEPROM Cntl & PCI Cmd Codes */
#define CTL_RDMA 0x0000000E /* DMA Read Command */
#define PLX_EN_BTERM_BIT 0x80 /* enable BTERM# input */
#define PLX_DMA_LOCAL_BURST_EN_BIT 0x100 /* enable local burst mode */
#define PLX_EN_CHAIN_BIT 0x200 /* enables chaining */
-#define PLX_EN_DMA_DONE_INTR_BIT 0x400 /* enables interrupt on dma done */
-#define PLX_LOCAL_ADDR_CONST_BIT 0x800 /* hold local address constant (don't increment) */
-#define PLX_DEMAND_MODE_BIT 0x1000 /* enables demand-mode for dma transfer */
+/* enables interrupt on dma done */
+#define PLX_EN_DMA_DONE_INTR_BIT 0x400
+/* hold local address constant (don't increment) */
+#define PLX_LOCAL_ADDR_CONST_BIT 0x800
+/* enables demand-mode for dma transfer */
+#define PLX_DEMAND_MODE_BIT 0x1000
#define PLX_EOT_ENABLE_BIT 0x4000
#define PLX_STOP_MODE_BIT 0x8000
-#define PLX_DMA_INTR_PCI_BIT 0x20000 /* routes dma interrupt to pci bus (instead of local bus) */
+/* routes dma interrupt to pci bus (instead of local bus) */
+#define PLX_DMA_INTR_PCI_BIT 0x20000
-#define PLX_DMA0_PCI_ADDRESS_REG 0x84 /* pci address that dma transfers start at */
+/* pci address that dma transfers start at */
+#define PLX_DMA0_PCI_ADDRESS_REG 0x84
#define PLX_DMA1_PCI_ADDRESS_REG 0x98
-#define PLX_DMA0_LOCAL_ADDRESS_REG 0x88 /* local address that dma transfers start at */
+/* local address that dma transfers start at */
+#define PLX_DMA0_LOCAL_ADDRESS_REG 0x88
#define PLX_DMA1_LOCAL_ADDRESS_REG 0x9c
-#define PLX_DMA0_TRANSFER_SIZE_REG 0x8c /* number of bytes to transfer (first 23 bits) */
+/* number of bytes to transfer (first 23 bits) */
+#define PLX_DMA0_TRANSFER_SIZE_REG 0x8c
#define PLX_DMA1_TRANSFER_SIZE_REG 0xa0
#define PLX_DMA0_DESCRIPTOR_REG 0x90 /* descriptor pointer register */
#define PLX_DMA1_DESCRIPTOR_REG 0xa4
-#define PLX_DESC_IN_PCI_BIT 0x1 /* descriptor is located in pci space (not local space) */
+/* descriptor is located in pci space (not local space) */
+#define PLX_DESC_IN_PCI_BIT 0x1
#define PLX_END_OF_CHAIN_BIT 0x2 /* end of chain bit */
-#define PLX_INTR_TERM_COUNT 0x4 /* interrupt when this descriptor's transfer is finished */
-#define PLX_XFER_LOCAL_TO_PCI 0x8 /* transfer from local to pci bus (not pci to local) */
+/* interrupt when this descriptor's transfer is finished */
+#define PLX_INTR_TERM_COUNT 0x4
+/* transfer from local to pci bus (not pci to local) */
+#define PLX_XFER_LOCAL_TO_PCI 0x8
#define PLX_DMA0_CS_REG 0xa8 /* command status register */
#define PLX_DMA1_CS_REG 0xa9
#define MBX_STS_PCIRESET 0x00000100 /* Host issued PCI reset request */
#define MBX_STS_BUSY 0x00000080 /* PUTS is in progress */
#define MBX_STS_ERROR 0x00000040 /* PUTS has failed */
-#define MBX_STS_RESERVED 0x000000c0 /* Undefined -> status in transition.
- We are in process of changing
- bits; we SET Error bit before
- RESET of Busy bit */
+/*
+ * Undefined -> status in transition. We are in process of changing bits;
+ * we SET Error bit before RESET of Busy bit
+ */
+#define MBX_STS_RESERVED 0x000000c0
#define MBX_RESERVED_5 0x00000020 /* FYI: reserved/unused bit */
#define MBX_RESERVED_4 0x00000010 /* FYI: reserved/unused bit */
#define MBX_CMD_BSWAP_0 0x8c000000 /* use scheme 0 */
#define MBX_CMD_BSWAP_1 0x8c000001 /* use scheme 1 */
-#define MBX_CMD_SETHMS 0x8d000000 /* setup host memory access window
- size */
-#define MBX_CMD_SETHBA 0x8e000000 /* setup host memory access base
- address */
-#define MBX_CMD_MGO 0x8f000000 /* perform memory setup and continue
- (IE. Done) */
+/* setup host memory access window size */
+#define MBX_CMD_SETHMS 0x8d000000
+/* setup host memory access base address */
+#define MBX_CMD_SETHBA 0x8e000000
+/* perform memory setup and continue (IE. Done) */
+#define MBX_CMD_MGO 0x8f000000
#define MBX_CMD_NOOP 0xFF000000 /* dummy, illegal command */
/*****************************************/
/***************************************/
#define MBX_BTYPE_MASK 0x0000ffff /* PUTS Board Type Register */
-#define MBX_BTYPE_FAMILY_MASK 0x0000ff00 /* PUTS Board Family Register */
+/* PUTS Board Family Register */
+#define MBX_BTYPE_FAMILY_MASK 0x0000ff00
#define MBX_BTYPE_SUBTYPE_MASK 0x000000ff /* PUTS Board Subtype */
#define MBX_BTYPE_PLX9060 0x00000100 /* PLX family type */
projects / platform / kernel / linux-starfive.git / commitdiff