diff options
Diffstat (limited to 'bsps/mips/include/libcpu/au1x00.h')
-rw-r--r-- | bsps/mips/include/libcpu/au1x00.h | 445 |
1 files changed, 445 insertions, 0 deletions
diff --git a/bsps/mips/include/libcpu/au1x00.h b/bsps/mips/include/libcpu/au1x00.h new file mode 100644 index 0000000000..a85a39ed48 --- /dev/null +++ b/bsps/mips/include/libcpu/au1x00.h @@ -0,0 +1,445 @@ +/** + * @file + * + * AMD AU1X00 specific information + */ + +/* + * Copyright (c) 2005 by Cogent Computer Systems + * Written by Jay Monkman <jtm@lopingdog.com> + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.org/license/LICENSE. + */ + +#ifndef __AU1X00_H__ +#define __AU1X00_H__ + +#define bit(x) (1 << (x)) + +/* Au1x00 CP0 registers + */ +#define CP0_Index $0 +#define CP0_Random $1 +#define CP0_EntryLo0 $2 +#define CP0_EntryLo1 $3 +#define CP0_Context $4 +#define CP0_PageMask $5 +#define CP0_Wired $6 +#define CP0_BadVAddr $8 +#define CP0_Count $9 +#define CP0_EntryHi $10 +#define CP0_Compare $11 +#define CP0_Status $12 +#define CP0_Cause $13 +#define CP0_EPC $14 +#define CP0_PRId $15 +#define CP0_Config $16 +#define CP0_Config0 $16 +#define CP0_Config1 $16,1 +#define CP0_LLAddr $17 +#define CP0_WatchLo $18 +#define CP0_IWatchLo $18,1 +#define CP0_WatchHi $19 +#define CP0_IWatchHi $19,1 +#define CP0_Scratch $22 +#define CP0_Debug $23 +#define CP0_DEPC $24 +#define CP0_PerfCnt $25 +#define CP0_PerfCtrl $25,1 +#define CP0_DTag $28 +#define CP0_DData $28,1 +#define CP0_ITag $29 +#define CP0_IData $29,1 +#define CP0_ErrorEPC $30 +#define CP0_DESave $31 + +/* Addresses common to all AU1x00 CPUs */ +#define AU1X00_MEM_ADDR 0xB4000000 +#define AU1X00_AC97_ADDR 0xB0000000 +#define AU1X00_USBH_ADDR 0xB0100000 +#define AU1X00_USBD_ADDR 0xB0200000 +#define AU1X00_MACDMA0_ADDR 0xB4004000 +#define AU1X00_MACDMA1_ADDR 0xB4004200 +#define AU1X00_UART0_ADDR 0xB1100000 +#define AU1X00_UART3_ADDR 0xB1400000 +#define AU1X00_SYS_ADDR 0xB1900000 +#define AU1X00_GPIO2_ADDR 0xB1700000 +#define AU1X00_IC0_ADDR 0xB0400000 +#define AU1X00_IC1_ADDR 0xB1800000 + +/* Au1100 base addresses (in KSEG1 region) */ +#define AU1100_MAC0_ADDR 0xB0500000 +#define AU1100_MACEN_ADDR 0xB0520000 + +/* Au1500 base addresses (in KSEG1 region) */ +#define AU1500_MAC0_ADDR 0xB1500000 +#define AU1500_MAC1_ADDR 0xB1510000 +#define AU1500_MACEN_ADDR 0xB1520000 +#define AU1500_PCI_ADDR 0xB4005000 + +/* Au1x00 gpio2 register offsets + */ +#define gpio2_dir 0x0000 +#define gpio2_output 0x0008 +#define gpio2_pinstate 0x000c +#define gpio2_inten 0x0010 +#define gpio2_enable 0x0014 + +/* Au1x00 memory controller register offsets + */ +#define mem_sdmode0 0x0000 +#define mem_sdmode1 0x0004 +#define mem_sdmode2 0x0008 +#define mem_sdaddr0 0x000C +#define mem_sdaddr1 0x0010 +#define mem_sdaddr2 0x0014 +#define mem_sdrefcfg 0x0018 +#define mem_sdprecmd 0x001C +#define mem_sdautoref 0x0020 +#define mem_sdwrmd0 0x0024 +#define mem_sdwrmd1 0x0028 +#define mem_sdwrmd2 0x002C +#define mem_sdsleep 0x0030 +#define mem_sdsmcke 0x0034 + +#define mem_stcfg0 0x1000 +#define mem_sttime0 0x1004 +#define mem_staddr0 0x1008 +#define mem_stcfg1 0x1010 +#define mem_sttime1 0x1014 +#define mem_staddr1 0x1018 +#define mem_stcfg2 0x1020 +#define mem_sttime2 0x1024 +#define mem_staddr2 0x1028 +#define mem_stcfg3 0x1030 +#define mem_sttime3 0x1034 +#define mem_staddr3 0x1038 + +/* + * Au1x00 peripheral register offsets + */ +#define ac97_enable 0x0010 +#define usbh_enable 0x0007FFFC +#define usbd_enable 0x0058 +#define irda_enable 0x0040 +#define macen_mac0 0x0000 +#define macen_mac1 0x0004 +#define i2s_enable 0x0008 +#define uart_enable 0x0100 +#define ssi_enable 0x0100 + +#define sys_scratch0 0x0018 +#define sys_scratch1 0x001c +#define sys_cntctrl 0x0014 +#define sys_freqctrl0 0x0020 +#define sys_freqctrl1 0x0024 +#define sys_clksrc 0x0028 +#define sys_pinfunc 0x002C +#define sys_powerctrl 0x003C +#define sys_endian 0x0038 +#define sys_wakesrc 0x005C +#define sys_cpupll 0x0060 +#define sys_auxpll 0x0064 +#define sys_pininputen 0x0110 + +#define pci_cmem 0x0000 +#define pci_config 0x0004 +#define pci_b2bmask_cch 0x0008 +#define pci_b2bbase0_venid 0x000C +#define pci_b2bbase1_id 0x0010 +#define pci_mwmask_dev 0x0014 +#define pci_mwbase_rev_ccl 0x0018 +#define pci_err_addr 0x001C +#define pci_spec_intack 0x0020 +#define pci_id 0x0100 +#define pci_statcmd 0x0104 +#define pci_classrev 0x0108 +#define pci_hdrtype 0x010C +#define pci_mbar 0x0110 + +/* + * CSB250-specific values + */ + +#define SYS_CPUPLL 33 +#define SYS_POWERCTRL 1 +#define SYS_AUXPLL 8 +#define SYS_CNTCTRL 256 + +/* RCE0: */ +#define MEM_STCFG0 0x00000203 +#define MEM_STTIME0 0x22080b20 +#define MEM_STADDR0 0x11f03fc0 + +/* RCE1: */ +#define MEM_STCFG1 0x00000203 +#define MEM_STTIME1 0x22080b20 +#define MEM_STADDR1 0x11e03fc0 + +/* RCE2: */ +#define MEM_STCFG2 0x00000244 +#define MEM_STTIME2 0x22080a20 +#define MEM_STADDR2 0x11803f00 + +/* RCE3: */ +#define MEM_STCFG3 0x00000201 +#define MEM_STTIME3 0x22080b20 +#define MEM_STADDR3 0x11003f00 + +/* + * SDCS0 - + * SDCS1 - + * SDCS2 - + */ +#define MEM_SDMODE0 0x00552229 +#define MEM_SDMODE1 0x00552229 +#define MEM_SDMODE2 0x00552229 + +#define MEM_SDADDR0 0x001003F8 +#define MEM_SDADDR1 0x001023F8 +#define MEM_SDADDR2 0x001043F8 + +#define MEM_SDREFCFG_D 0x74000c30 /* disable */ +#define MEM_SDREFCFG_E 0x76000c30 /* enable */ +#define MEM_SDWRMD0 0x00000023 +#define MEM_SDWRMD1 0x00000023 +#define MEM_SDWRMD2 0x00000023 + +#define MEM_1MS ((396000000/1000000) * 1000) + +#define AU1X00_IC_CFG0RD(x) (*(volatile uint32_t*)(x + 0x40)) +#define AU1X00_IC_CFG0SET(x) (*(volatile uint32_t*)(x + 0x40)) +#define AU1X00_IC_CFG0CLR(x) (*(volatile uint32_t*)(x + 0x44)) +#define AU1X00_IC_CFG1RD(x) (*(volatile uint32_t*)(x + 0x48)) +#define AU1X00_IC_CFG1SET(x) (*(volatile uint32_t*)(x + 0x48)) +#define AU1X00_IC_CFG1CLR(x) (*(volatile uint32_t*)(x + 0x4c)) +#define AU1X00_IC_CFG2RD(x) (*(volatile uint32_t*)(x + 0x50)) +#define AU1X00_IC_CFG2SET(x) (*(volatile uint32_t*)(x + 0x50)) +#define AU1X00_IC_CFG2CLR(x) (*(volatile uint32_t*)(x + 0x54)) +#define AU1X00_IC_REQ0INT(x) (*(volatile uint32_t*)(x + 0x54)) +#define AU1X00_IC_SRCRD(x) (*(volatile uint32_t*)(x + 0x58)) +#define AU1X00_IC_SRCSET(x) (*(volatile uint32_t*)(x + 0x58)) +#define AU1X00_IC_SRCCLR(x) (*(volatile uint32_t*)(x + 0x5c)) +#define AU1X00_IC_REQ1INT(x) (*(volatile uint32_t*)(x + 0x5c)) +#define AU1X00_IC_ASSIGNRD(x) (*(volatile uint32_t*)(x + 0x60)) +#define AU1X00_IC_ASSIGNSET(x) (*(volatile uint32_t*)(x + 0x60)) +#define AU1X00_IC_ASSIGNCLR(x) (*(volatile uint32_t*)(x + 0x64)) +#define AU1X00_IC_WAKERD(x) (*(volatile uint32_t*)(x + 0x68)) +#define AU1X00_IC_WAKESET(x) (*(volatile uint32_t*)(x + 0x68)) +#define AU1X00_IC_WAKECLR(x) (*(volatile uint32_t*)(x + 0x6c)) +#define AU1X00_IC_MASKRD(x) (*(volatile uint32_t*)(x + 0x70)) +#define AU1X00_IC_MASKSET(x) (*(volatile uint32_t*)(x + 0x70)) +#define AU1X00_IC_MASKCLR(x) (*(volatile uint32_t*)(x + 0x74)) +#define AU1X00_IC_RISINGRD(x) (*(volatile uint32_t*)(x + 0x78)) +#define AU1X00_IC_RISINGCLR(x) (*(volatile uint32_t*)(x + 0x78)) +#define AU1X00_IC_FALLINGRD(x) (*(volatile uint32_t*)(x + 0x7c)) +#define AU1X00_IC_FALLINGCLR(x) (*(volatile uint32_t*)(x + 0x7c)) +#define AU1X00_IC_TESTBIT(x) (*(volatile uint32_t*)(x + 0x80)) +#define AU1X00_IC_IRQ_MAC0 (bit(28)) +#define AU1X00_IC_IRQ_MAC1 (bit(29)) +#define AU1X00_IC_IRQ_TOY_MATCH0 (bit(15)) +#define AU1X00_IC_IRQ_TOY_MATCH1 (bit(16)) +#define AU1X00_IC_IRQ_TOY_MATCH2 (bit(17)) + + + +#define AU1X00_SYS_TOYTRIM(x) (*(volatile uint32_t*)(x + 0x00)) +#define AU1X00_SYS_TOYWRITE(x) (*(volatile uint32_t*)(x + 0x04)) +#define AU1X00_SYS_TOYMATCH0(x) (*(volatile uint32_t*)(x + 0x08)) +#define AU1X00_SYS_TOYMATCH1(x) (*(volatile uint32_t*)(x + 0x0c)) +#define AU1X00_SYS_TOYMATCH2(x) (*(volatile uint32_t*)(x + 0x10)) +#define AU1X00_SYS_CNTCTRL(x) (*(volatile uint32_t*)(x + 0x14)) +#define AU1X00_SYS_SCRATCH0(x) (*(volatile uint32_t*)(x + 0x18)) +#define AU1X00_SYS_SCRATCH1(x) (*(volatile uint32_t*)(x + 0x1c)) +#define AU1X00_SYS_WAKEMSK(x) (*(volatile uint32_t*)(x + 0x34)) +#define AU1X00_SYS_ENDIAN(x) (*(volatile uint32_t*)(x + 0x38)) +#define AU1X00_SYS_POWERCTRL(x) (*(volatile uint32_t*)(x + 0x3c)) +#define AU1X00_SYS_TOYREAD(x) (*(volatile uint32_t*)(x + 0x40)) +#define AU1X00_SYS_RTCTRIM(x) (*(volatile uint32_t*)(x + 0x44)) +#define AU1X00_SYS_RTCWRITE(x) (*(volatile uint32_t*)(x + 0x48)) +#define AU1X00_SYS_RTCMATCH0(x) (*(volatile uint32_t*)(x + 0x4c)) +#define AU1X00_SYS_RTCMATCH1(x) (*(volatile uint32_t*)(x + 0x50)) +#define AU1X00_SYS_RTCMATCH2(x) (*(volatile uint32_t*)(x + 0x54)) +#define AU1X00_SYS_RTCREAD(x) (*(volatile uint32_t*)(x + 0x58)) +#define AU1X00_SYS_WAKESRC(x) (*(volatile uint32_t*)(x + 0x5c)) +#define AU1X00_SYS_SLPPWR(x) (*(volatile uint32_t*)(x + 0x78)) +#define AU1X00_SYS_SLEEP(x) (*(volatile uint32_t*)(x + 0x7c)) + +#define AU1X00_SYS_CNTCTRL_ERS (bit(23)) +#define AU1X00_SYS_CNTCTRL_RTS (bit(20)) +#define AU1X00_SYS_CNTCTRL_RM2 (bit(19)) +#define AU1X00_SYS_CNTCTRL_RM1 (bit(18)) +#define AU1X00_SYS_CNTCTRL_RM0 (bit(17)) +#define AU1X00_SYS_CNTCTRL_RS (bit(16)) +#define AU1X00_SYS_CNTCTRL_BP (bit(14)) +#define AU1X00_SYS_CNTCTRL_REN (bit(13)) +#define AU1X00_SYS_CNTCTRL_BRT (bit(12)) +#define AU1X00_SYS_CNTCTRL_TEN (bit(11)) +#define AU1X00_SYS_CNTCTRL_BTT (bit(10)) +#define AU1X00_SYS_CNTCTRL_E0 (bit(8)) +#define AU1X00_SYS_CNTCTRL_ETS (bit(7)) +#define AU1X00_SYS_CNTCTRL_32S (bit(5)) +#define AU1X00_SYS_CNTCTRL_TTS (bit(4)) +#define AU1X00_SYS_CNTCTRL_TM2 (bit(3)) +#define AU1X00_SYS_CNTCTRL_TM1 (bit(2)) +#define AU1X00_SYS_CNTCTRL_TM0 (bit(1)) +#define AU1X00_SYS_CNTCTRL_TS (bit(0)) +#define AU1X00_SYS_WAKEMSK_M20 (bit(8)) + +#define AU1X00_MAC_CONTROL(x) (*(volatile uint32_t*)(x + 0x00)) +#define AU1X00_MAC_ADDRHIGH(x) (*(volatile uint32_t*)(x + 0x04)) +#define AU1X00_MAC_ADDRLOW(x) (*(volatile uint32_t*)(x + 0x08)) +#define AU1X00_MAC_HASHHIGH(x) (*(volatile uint32_t*)(x + 0x0c)) +#define AU1X00_MAC_HASHLOW(x) (*(volatile uint32_t*)(x + 0x10)) +#define AU1X00_MAC_MIICTRL(x) (*(volatile uint32_t*)(x + 0x14)) +#define AU1X00_MAC_MIIDATA(x) (*(volatile uint32_t*)(x + 0x18)) +#define AU1X00_MAC_FLOWCTRL(x) (*(volatile uint32_t*)(x + 0x1c)) +#define AU1X00_MAC_VLAN1(x) (*(volatile uint32_t*)(x + 0x20)) +#define AU1X00_MAC_VLAN2(x) (*(volatile uint32_t*)(x + 0x24)) +#define AU1X00_MAC_EN0 (*(volatile uint32_t*)(AU1X00_MACEN_ADDR + 0x0)) +#define AU1X00_MAC_EN1 (*(volatile uint32_t*)(AU1X00_MACEN_ADDR + 0x4)) +#define AU1X00_MAC_DMA_TX0_ADDR(x) (*(volatile uint32_t*)(x + 0x000)) +#define AU1X00_MAC_DMA_TX1_ADDR(x) (*(volatile uint32_t*)(x + 0x010)) +#define AU1X00_MAC_DMA_TX2_ADDR(x) (*(volatile uint32_t*)(x + 0x020)) +#define AU1X00_MAC_DMA_TX3_ADDR(x) (*(volatile uint32_t*)(x + 0x030)) +#define AU1X00_MAC_DMA_RX0_ADDR(x) (*(volatile uint32_t*)(x + 0x100)) +#define AU1X00_MAC_DMA_RX1_ADDR(x) (*(volatile uint32_t*)(x + 0x110)) +#define AU1X00_MAC_DMA_RX2_ADDR(x) (*(volatile uint32_t*)(x + 0x120)) +#define AU1X00_MAC_DMA_RX3_ADDR(x) (*(volatile uint32_t*)(x + 0x130)) + +typedef struct { + volatile uint32_t stat; + volatile uint32_t addr; + uint32_t _rsv0; + uint32_t _rsv1; +} au1x00_macdma_rx_t; + + +typedef struct { + volatile uint32_t stat; + volatile uint32_t addr; + volatile uint32_t len; + uint32_t _rsv0; +} au1x00_macdma_tx_t; + +#define AU1X00_MAC_CTRL_RA (bit(31)) +#define AU1X00_MAC_CTRL_EM (bit(30)) +#define AU1X00_MAC_CTRL_DO (bit(23)) +#define AU1X00_MAC_CTRL_LM(x) ((x) << 21) +#define AU1X00_MAC_CTRL_LM_NORMAL ((0) << 21) +#define AU1X00_MAC_CTRL_LM_INTERNAL ((1) << 21) +#define AU1X00_MAC_CTRL_LM_EXTERNAL ((2) << 21) +#define AU1X00_MAC_CTRL_F (bit(20)) +#define AU1X00_MAC_CTRL_PM (bit(19)) +#define AU1X00_MAC_CTRL_PR (bit(18)) +#define AU1X00_MAC_CTRL_IF (bit(17)) +#define AU1X00_MAC_CTRL_PB (bit(16)) +#define AU1X00_MAC_CTRL_HO (bit(15)) +#define AU1X00_MAC_CTRL_HP (bit(13)) +#define AU1X00_MAC_CTRL_LC (bit(12)) +#define AU1X00_MAC_CTRL_DB (bit(11)) +#define AU1X00_MAC_CTRL_DR (bit(10)) +#define AU1X00_MAC_CTRL_AP (bit(8)) +#define AU1X00_MAC_CTRL_BL(x) ((x) << 6) +#define AU1X00_MAC_CTRL_DC (bit(5)) +#define AU1X00_MAC_CTRL_TE (bit(3)) +#define AU1X00_MAC_CTRL_RE (bit(2)) + +#define AU1X00_MAC_EN_JP (bit(6)) +#define AU1X00_MAC_EN_E2 (bit(5)) +#define AU1X00_MAC_EN_E1 (bit(4)) +#define AU1X00_MAC_EN_C (bit(3)) +#define AU1X00_MAC_EN_TS (bit(2)) +#define AU1X00_MAC_EN_E0 (bit(1)) +#define AU1X00_MAC_EN_CE (bit(0)) + +#define AU1X00_MAC_ADDRHIGH_MASK (0xffff)_ +#define AU1X00_MAC_MIICTRL_PHYADDR(x) ((x & 0x1f) << 11) +#define AU1X00_MAC_MIICTRL_MIIREG(x) ((x & 0x1f) << 6) +#define AU1X00_MAC_MIICTRL_MW (bit(1)) +#define AU1X00_MAC_MIICTRL_MB (bit(0)) +#define AU1X00_MAC_MIIDATA_MASK (0xffff) +#define AU1X00_MAC_FLOWCTRL_PT(x) (((x) & 0xffff) << 16) +#define AU1X00_MAC_FLOWCTRL_PC (bit(2)) +#define AU1X00_MAC_FLOWCTRL_FE (bit(1)) +#define AU1X00_MAC_FLOWCTRL_FB (bit(0)) + +#define AU1X00_MAC_DMA_RXSTAT_MI (bit(31)) +#define AU1X00_MAC_DMA_RXSTAT_PF (bit(30)) +#define AU1X00_MAC_DMA_RXSTAT_FF (bit(29)) +#define AU1X00_MAC_DMA_RXSTAT_BF (bit(28)) +#define AU1X00_MAC_DMA_RXSTAT_MF (bit(27)) +#define AU1X00_MAC_DMA_RXSTAT_UC (bit(26)) +#define AU1X00_MAC_DMA_RXSTAT_CF (bit(25)) +#define AU1X00_MAC_DMA_RXSTAT_LE (bit(24)) +#define AU1X00_MAC_DMA_RXSTAT_V2 (bit(23)) +#define AU1X00_MAC_DMA_RXSTAT_V1 (bit(22)) +#define AU1X00_MAC_DMA_RXSTAT_CR (bit(21)) +#define AU1X00_MAC_DMA_RXSTAT_DB (bit(20)) +#define AU1X00_MAC_DMA_RXSTAT_ME (bit(19)) +#define AU1X00_MAC_DMA_RXSTAT_FT (bit(18)) +#define AU1X00_MAC_DMA_RXSTAT_CS (bit(17)) +#define AU1X00_MAC_DMA_RXSTAT_FL (bit(16)) +#define AU1X00_MAC_DMA_RXSTAT_RF (bit(15)) +#define AU1X00_MAC_DMA_RXSTAT_WT (bit(14)) +#define AU1X00_MAC_DMA_RXSTAT_LEN(x) ((x) & 0x3fff) +#define AU1X00_MAC_DMA_RXADDR_ADDR(x) ((x) & ~0x1f) +#define AU1X00_MAC_DMA_RXADDR_CB_MASK (0x3 << 0x2) +#define AU1X00_MAC_DMA_RXADDR_DN (bit(1)) +#define AU1X00_MAC_DMA_RXADDR_EN (bit(0)) + + +#define AU1X00_MAC_DMA_TXSTAT_PR (bit(31)) +#define AU1X00_MAC_DMA_TXSTAT_CC_MASK (0xf << 10) +#define AU1X00_MAC_DMA_TXSTAT_LO (bit(9)) +#define AU1X00_MAC_DMA_TXSTAT_DF (bit(8)) +#define AU1X00_MAC_DMA_TXSTAT_UR (bit(7)) +#define AU1X00_MAC_DMA_TXSTAT_EC (bit(6)) +#define AU1X00_MAC_DMA_TXSTAT_LC (bit(5)) +#define AU1X00_MAC_DMA_TXSTAT_ED (bit(4)) +#define AU1X00_MAC_DMA_TXSTAT_LS (bit(3)) +#define AU1X00_MAC_DMA_TXSTAT_NC (bit(2)) +#define AU1X00_MAC_DMA_TXSTAT_JT (bit(1)) +#define AU1X00_MAC_DMA_TXSTAT_FA (bit(0)) +#define AU1X00_MAC_DMA_TXADDR_ADDR(x) ((x) & ~0x1f) +#define AU1X00_MAC_DMA_TXADDR_CB_MASK (0x3 << 0x2) +#define AU1X00_MAC_DMA_TXADDR_DN (bit(1)) +#define AU1X00_MAC_DMA_TXADDR_EN (bit(0)) + + + +typedef struct { + volatile uint32_t rxdata; + volatile uint32_t txdata; + volatile uint32_t inten; + volatile uint32_t intcause; + volatile uint32_t fifoctrl; + volatile uint32_t linectrl; + volatile uint32_t mdmctrl; + volatile uint32_t linestat; + volatile uint32_t mdmstat; + volatile uint32_t clkdiv; + volatile uint32_t _resv[54]; + volatile uint32_t enable; +} au1x00_uart_t; + +extern au1x00_uart_t *uart0; +extern au1x00_uart_t *uart3; + +void static inline au_sync(void) +{ + __asm__ volatile ("sync"); +} + + +extern void mips_default_isr( int vector ); + +/* Generate a software interrupt */ +extern int assert_sw_irq(uint32_t irqnum); + +/* Clear a software interrupt */ +extern int negate_sw_irq(uint32_t irqnum); + +#endif |