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https://github.com/brain-hackers/u-boot-brain
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![wdenk](/assets/img/avatar_default.png)
- 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)
347 lines
7.6 KiB
C
347 lines
7.6 KiB
C
#ifndef ZUMA_PBB_H
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#define ZUMA_PBB_H
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#define MAX_NUM_BUFFER_PER_RING 32
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#ifdef __BIG_ENDIAN
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#define cpu_bits _be_s_bits /* use with le32_to_cpu only */
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#define pci_bits _be_bits /* may contain swapped bytes,
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but dont need le32_to_cpu */
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#endif
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#ifdef __LITTLE_ENDIAN
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#define cpu_bits _le_bits
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#define pci_bits _le_bits
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#endif
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#define VENDOR_ID_ZUMA 0x1172
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#define DEVICE_ID_ZUMA_PBB 0x0004
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#define RXDBP(chan) (&sip->rx_desc[chan].base) /* ch*8 */
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#define RXDP(chan) (&sip->rx_desc[chan].current) /* ch*8 + 4 */
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#define TXDBP(chan) (&sip->tx_desc[chan].base) /* ch*8 + 64 */
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#define TXDP(chan) (&sip->tx_desc[chan].current) /* ch*8 + 68 */
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#define PBB_DMA_OWN_BIT 0x80000000
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#define PBB_DMA_LAST_BIT 0x40000000
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#define EOF_RX_FLAG 1 /* bit 0 */
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#define EOB_RX_FLAG 2 /* bit 1 */
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#define EOF_TX_FLAG 4 /* bit 2 */
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#define EOB_TX_FLAG 8 /* bit 3 */
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#define TX_MODE(m) (((m)&7) << 16)
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#define RX_DESC(i) (cs->rx_desc[i])
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#define TX_DESC(i) (cs->tx_desc[i])
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#define RX_CONTROL(i) (RX_DESC(i).control.word)
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#define RX_CONTROL_SIZE(i) (RX_DESC(i).control.rx.size)
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#define TX_CONTROL(i) (TX_DESC(i).control.word)
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#define RX_DATA_P(i) (&RX_DESC(i).ptr)
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#define TX_DATA_P(i) (&TX_DESC(i).ptr)
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typedef volatile unsigned char V8;
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typedef volatile unsigned short V16;
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typedef volatile unsigned int V32;
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/* RAM descriptor layout */
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typedef struct _tag_dma_descriptor {
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V32 ptr;
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union {
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struct {
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V32 owner:1;
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V32 last:1;
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V32 reserved0: 10;
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V32 tx_mode: 4;
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V32 reserved1: 5;
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V32 size: 11;
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} tx;
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struct {
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V32 owner:1;
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V32 last:1;
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V32 reserved0: 14;
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V32 reserved1: 5;
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V32 size: 11;
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} rx;
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V32 word;
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} control;
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} DMA_DESCRIPTOR;
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/*
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* NOTE: DO NOT USE structure to write non-word values... all registers
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* MUST be written 4 bytes at a time in SI version 0.
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* Non-word writes will result in "unaccessed" bytes written as zero.
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*
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* Byte reads are allowed.
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*
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* V32 pads are because the registers are spaced every 8 bytes (64 bits)
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*
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*/
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/* NOTE!!! 4 dwords */
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typedef struct _tag_dma_descriptor_ring {
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DMA_DESCRIPTOR *base;
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V32 pad1; /* skip high dword */
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volatile DMA_DESCRIPTOR *current;
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V32 pad3; /* skip high dword */
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} DMA_DESCRIPTOR_RING;
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/* 1 dword */
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typedef union _tag_dma_generic {
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struct { /* byte 3 2 1 0 */
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V32 chan7:4; /* bits 31-28 */
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V32 chan6:4; /* bits 27-24 */
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V32 chan5:4; /* bits 23-20 */
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V32 chan4:4; /* bits 19-16 */
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V32 chan3:4; /* bits 15-12 */
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V32 chan2:4; /* bits 11-8 */
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V32 chan1:4; /* bits 7-4 */
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V32 chan0:4; /* bits 3-0 */
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} _be_s_bits;
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struct { /* byte 0 1 2 3 */
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V32 chan1:4; /* bits 7-4 */
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V32 chan0:4; /* bits 3-0 */
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V32 chan3:4; /* bits 15-12 */
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V32 chan2:4; /* bits 11-8 */
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V32 chan5:4; /* bits 23-20 */
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V32 chan4:4; /* bits 19-16 */
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V32 chan7:4; /* bits 31-28 */
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V32 chan6:4; /* bits 27-24 */
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} _be_bits;
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struct { /* byte 0 1 2 3 */
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V32 chan0:4; /* bits 0-3 */
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V32 chan1:4; /* bits 4-7 */
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V32 chan2:4; /* bits 8-11 */
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V32 chan3:4; /* bits 12-15 */
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V32 chan4:4; /* bits 16-19 */
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V32 chan5:4; /* bits 20-23 */
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V32 chan6:4; /* bits 24-27 */
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V32 chan7:4; /* bits 28-31 */
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} _le_bits;
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V8 byte[4];
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V32 word;
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} DMA_RXTX_ENABLE, DMA_RX_DELETE,
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DMA_INT_STATUS, DMA_INT_MASK,
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DMA_RX_LEVEL_STATUS, DMA_RX_LEVEL_INT_MASK;
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/* 1 dword */
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typedef union _tag_dma_rx_timer{
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struct {
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V32 res0:8; /* bits 32-24 */
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V32 res1:7; /* bits 23-17 */
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V32 enable:1; /* bit 16 */
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V32 value:16; /* bits 15-0 */
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} _be_s_bits;
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struct {
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/* crosses byte boundary. must use swap. */
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V32 s_value:16; /* bits 7-0,15-8 */
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V32 enable:1; /* bit 16 */
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V32 res1:7; /* bits 23-17 */
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V32 res0:8; /* bits 32-24 */
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} _be_bits;
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struct {
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V32 value:16; /* bits 0-15 */
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V32 enable:1; /* bit 16 */
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V32 res1:7; /* bits 17-23 */
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V32 res0:8; /* bits 24-32 */
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} _le_bits;
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V8 byte[4];
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V32 word;
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} DMA_RX_TIMER;
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/* NOTE!!!: 2 dwords */
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typedef struct _tag_dma_desc_level{
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union {
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struct {
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V32 res1:8; /* bits 31-24 */
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V32 res0:7; /* bits 23-17 */
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V32 write:1; /* bit 16 */
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V32 thresh:8; /* bits 15-8 */
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V32 level:8; /* bits 7-0 */
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} _be_s_bits;
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struct {
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V32 level:8; /* bits 7-0 */
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V32 thresh:8; /* bits 15-8 */
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V32 res0:7; /* bits 30-17 */
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V32 write:1; /* bit 16 */
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V32 res1:8; /* bits 31-24 */
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} _be_bits;
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struct {
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V32 level:8; /* bits 0-7 */
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V32 thresh:8; /* bits 8-15 */
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V32 write:1; /* bit 16 */
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V32 res0:7; /* bit 17-30 */
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V32 res1:8; /* bits 24-31 */
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} _le_bits;
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V8 byte[4];
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V32 word;
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} desc;
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V32 pad1;
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} DMA_DESC_LEVEL;
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typedef struct _tag_pbb_dma_reg_map {
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/* 0-15 (0x000-0x078) */
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DMA_DESCRIPTOR_RING rx_desc[8]; /* 4 dwords each, 128 bytes tot. */
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/* 16-31 (0x080-0x0f8) */
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DMA_DESCRIPTOR_RING tx_desc[8]; /* 4 dwords each, 128 bytes tot. */
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/* 32/33 (0x100/0x108) */
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V32 reserved_32;
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V32 pad_32;
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V32 reserved_33;
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V32 pad_33;
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/* 34 (0x110) */
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DMA_RXTX_ENABLE rxtx_enable;
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V32 pad_34;
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/* 35 (0x118) */
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DMA_RX_DELETE rx_delete;
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V32 pad_35;
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/* 36-38 (0x120-0x130) */
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DMA_INT_STATUS status;
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V32 pad_36;
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DMA_INT_STATUS last_status;
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V32 pad_37;
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DMA_INT_MASK int_mask;
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V32 pad_38;
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/* 39/40 (0x138/0x140) */
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union {
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/* NOTE!! 4 dwords */
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struct {
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V32 channel_3:8;
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V32 channel_2:8;
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V32 channel_1:8;
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V32 channel_0:8;
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V32 pad1;
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V32 channel_7:8;
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V32 channel_6:8;
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V32 channel_5:8;
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V32 channel_4:8;
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V32 pad3;
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} _be_s_bits;
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struct {
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V32 channel_0:8;
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V32 channel_1:8;
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V32 channel_2:8;
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V32 channel_3:8;
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V32 pad1;
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V32 channel_4:8;
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V32 channel_5:8;
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V32 channel_6:8;
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V32 channel_7:8;
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V32 pad3;
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} _be_bits, _le_bits;
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V8 byte[16];
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V32 word[4];
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} rx_size;
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/* 41/42 (0x148/0x150) */
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V32 reserved_41;
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V32 pad_41;
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V32 reserved_42;
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V32 pad_42;
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/* 43/44 (0x158/0x160) */
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DMA_RX_LEVEL_STATUS rx_level_status;
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V32 pad_43;
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DMA_RX_LEVEL_INT_MASK rx_level_int_mask;
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V32 pad_44;
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/* 45 (0x168) */
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DMA_RX_TIMER rx_timer;
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V32 pad_45;
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/* 46 (0x170) */
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V32 reserved_46;
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V32 pad_46;
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/* 47 (0x178) */
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V32 mbox_status;
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V32 pad_47;
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/* 48/49 (0x180/0x188) */
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V32 mbox_out;
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V32 pad_48;
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V32 mbox_in;
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V32 pad_49;
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/* 50 (0x190) */
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V32 config;
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V32 pad_50;
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/* 51/52 (0x198/0x1a0) */
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V32 c2a_ctr;
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V32 pad_51;
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V32 a2c_ctr;
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V32 pad_52;
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/* 53 (0x1a8) */
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union {
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struct {
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V32 rev_major:8; /* bits 31-24 */
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V32 rev_minor:8; /* bits 23-16 */
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V32 reserved:16; /* bits 15-0 */
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} _be_s_bits;
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struct {
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V32 s_reserved:16; /* bits 7-0, 15-8 */
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V32 rev_minor:8; /* bits 23-16 */
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V32 rev_major:8; /* bits 31-24 */
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} _be_bits;
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struct {
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V32 reserved:16; /* bits 0-15 */
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V32 rev_minor:8; /* bits 16-23 */
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V32 rev_major:8; /* bits 24-31 */
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} _le_bits;
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V8 byte[4];
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V32 word;
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} version;
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V32 pad_53;
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/* 54-59 (0x1b0-0x1d8) */
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V32 debug_54;
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V32 pad_54;
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V32 debug_55;
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V32 pad_55;
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V32 debug_56;
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V32 pad_56;
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V32 debug_57;
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V32 pad_57;
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V32 debug_58;
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V32 pad_58;
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V32 debug_59;
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V32 pad_59;
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/* 60 (0x1e0) */
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V32 timestamp;
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V32 pad_60;
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/* 61-63 (0x1e8-0x1f8) */
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V32 debug_61;
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V32 pad_61;
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V32 debug_62;
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V32 pad_62;
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V32 debug_63;
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V32 pad_63;
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/* 64-71 (0x200 - 0x238) */
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DMA_DESC_LEVEL rx_desc_level[8]; /* 2 dwords each, 32 bytes tot. */
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/* 72-98 (0x240 - 0x2f8) */
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/* reserved */
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/* 96-127 (0x300 - 0x3f8) */
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/* mirrors (0x100 - 0x1f8) */
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} PBB_DMA_REG_MAP;
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#endif /* ZUMA_PBB_H */
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