diff options
Diffstat (limited to 'arch/mips/include/asm/netlogic/xlp-hal/pic.h')
| -rw-r--r-- | arch/mips/include/asm/netlogic/xlp-hal/pic.h | 277 |
1 files changed, 116 insertions, 161 deletions
diff --git a/arch/mips/include/asm/netlogic/xlp-hal/pic.h b/arch/mips/include/asm/netlogic/xlp-hal/pic.h index b6628f7ccf7..41cefe94f0c 100644 --- a/arch/mips/include/asm/netlogic/xlp-hal/pic.h +++ b/arch/mips/include/asm/netlogic/xlp-hal/pic.h @@ -36,7 +36,7 @@ #define _NLM_HAL_PIC_H /* PIC Specific registers */ -#define PIC_CTRL 0x00 +#define PIC_CTRL 0x00 /* PIC control register defines */ #define PIC_CTRL_ITV 32 /* interrupt timeout value */ @@ -71,41 +71,41 @@ #define PIC_IRT_DB 16 /* Destination base */ #define PIC_IRT_DTE 0 /* Destination thread enables */ -#define PIC_BYTESWAP 0x02 -#define PIC_STATUS 0x04 +#define PIC_BYTESWAP 0x02 +#define PIC_STATUS 0x04 #define PIC_INTR_TIMEOUT 0x06 #define PIC_ICI0_INTR_TIMEOUT 0x08 #define PIC_ICI1_INTR_TIMEOUT 0x0a #define PIC_ICI2_INTR_TIMEOUT 0x0c #define PIC_IPI_CTL 0x0e -#define PIC_INT_ACK 0x10 -#define PIC_INT_PENDING0 0x12 -#define PIC_INT_PENDING1 0x14 -#define PIC_INT_PENDING2 0x16 - -#define PIC_WDOG0_MAXVAL 0x18 -#define PIC_WDOG0_COUNT 0x1a -#define PIC_WDOG0_ENABLE0 0x1c -#define PIC_WDOG0_ENABLE1 0x1e -#define PIC_WDOG0_BEATCMD 0x20 -#define PIC_WDOG0_BEAT0 0x22 -#define PIC_WDOG0_BEAT1 0x24 - -#define PIC_WDOG1_MAXVAL 0x26 -#define PIC_WDOG1_COUNT 0x28 -#define PIC_WDOG1_ENABLE0 0x2a -#define PIC_WDOG1_ENABLE1 0x2c -#define PIC_WDOG1_BEATCMD 0x2e -#define PIC_WDOG1_BEAT0 0x30 -#define PIC_WDOG1_BEAT1 0x32 - -#define PIC_WDOG_MAXVAL(i) (PIC_WDOG0_MAXVAL + ((i) ? 7 : 0)) -#define PIC_WDOG_COUNT(i) (PIC_WDOG0_COUNT + ((i) ? 7 : 0)) -#define PIC_WDOG_ENABLE0(i) (PIC_WDOG0_ENABLE0 + ((i) ? 7 : 0)) -#define PIC_WDOG_ENABLE1(i) (PIC_WDOG0_ENABLE1 + ((i) ? 7 : 0)) -#define PIC_WDOG_BEATCMD(i) (PIC_WDOG0_BEATCMD + ((i) ? 7 : 0)) -#define PIC_WDOG_BEAT0(i) (PIC_WDOG0_BEAT0 + ((i) ? 7 : 0)) -#define PIC_WDOG_BEAT1(i) (PIC_WDOG0_BEAT1 + ((i) ? 7 : 0)) +#define PIC_INT_ACK 0x10 +#define PIC_INT_PENDING0 0x12 +#define PIC_INT_PENDING1 0x14 +#define PIC_INT_PENDING2 0x16 + +#define PIC_WDOG0_MAXVAL 0x18 +#define PIC_WDOG0_COUNT 0x1a +#define PIC_WDOG0_ENABLE0 0x1c +#define PIC_WDOG0_ENABLE1 0x1e +#define PIC_WDOG0_BEATCMD 0x20 +#define PIC_WDOG0_BEAT0 0x22 +#define PIC_WDOG0_BEAT1 0x24 + +#define PIC_WDOG1_MAXVAL 0x26 +#define PIC_WDOG1_COUNT 0x28 +#define PIC_WDOG1_ENABLE0 0x2a +#define PIC_WDOG1_ENABLE1 0x2c +#define PIC_WDOG1_BEATCMD 0x2e +#define PIC_WDOG1_BEAT0 0x30 +#define PIC_WDOG1_BEAT1 0x32 + +#define PIC_WDOG_MAXVAL(i) (PIC_WDOG0_MAXVAL + ((i) ? 7 : 0)) +#define PIC_WDOG_COUNT(i) (PIC_WDOG0_COUNT + ((i) ? 7 : 0)) +#define PIC_WDOG_ENABLE0(i) (PIC_WDOG0_ENABLE0 + ((i) ? 7 : 0)) +#define PIC_WDOG_ENABLE1(i) (PIC_WDOG0_ENABLE1 + ((i) ? 7 : 0)) +#define PIC_WDOG_BEATCMD(i) (PIC_WDOG0_BEATCMD + ((i) ? 7 : 0)) +#define PIC_WDOG_BEAT0(i) (PIC_WDOG0_BEAT0 + ((i) ? 7 : 0)) +#define PIC_WDOG_BEAT1(i) (PIC_WDOG0_BEAT1 + ((i) ? 7 : 0)) #define PIC_TIMER0_MAXVAL 0x34 #define PIC_TIMER1_MAXVAL 0x36 @@ -127,35 +127,42 @@ #define PIC_TIMER7_COUNT 0x52 #define PIC_TIMER_COUNT(i) (PIC_TIMER0_COUNT + ((i) * 2)) -#define PIC_ITE0_N0_N1 0x54 -#define PIC_ITE1_N0_N1 0x58 -#define PIC_ITE2_N0_N1 0x5c -#define PIC_ITE3_N0_N1 0x60 -#define PIC_ITE4_N0_N1 0x64 -#define PIC_ITE5_N0_N1 0x68 -#define PIC_ITE6_N0_N1 0x6c -#define PIC_ITE7_N0_N1 0x70 -#define PIC_ITE_N0_N1(i) (PIC_ITE0_N0_N1 + ((i) * 4)) - -#define PIC_ITE0_N2_N3 0x56 -#define PIC_ITE1_N2_N3 0x5a -#define PIC_ITE2_N2_N3 0x5e -#define PIC_ITE3_N2_N3 0x62 -#define PIC_ITE4_N2_N3 0x66 -#define PIC_ITE5_N2_N3 0x6a -#define PIC_ITE6_N2_N3 0x6e -#define PIC_ITE7_N2_N3 0x72 -#define PIC_ITE_N2_N3(i) (PIC_ITE0_N2_N3 + ((i) * 4)) - -#define PIC_IRT0 0x74 -#define PIC_IRT(i) (PIC_IRT0 + ((i) * 2)) - -#define TIMER_CYCLES_MAXVAL 0xffffffffffffffffULL +#define PIC_ITE0_N0_N1 0x54 +#define PIC_ITE1_N0_N1 0x58 +#define PIC_ITE2_N0_N1 0x5c +#define PIC_ITE3_N0_N1 0x60 +#define PIC_ITE4_N0_N1 0x64 +#define PIC_ITE5_N0_N1 0x68 +#define PIC_ITE6_N0_N1 0x6c +#define PIC_ITE7_N0_N1 0x70 +#define PIC_ITE_N0_N1(i) (PIC_ITE0_N0_N1 + ((i) * 4)) + +#define PIC_ITE0_N2_N3 0x56 +#define PIC_ITE1_N2_N3 0x5a +#define PIC_ITE2_N2_N3 0x5e +#define PIC_ITE3_N2_N3 0x62 +#define PIC_ITE4_N2_N3 0x66 +#define PIC_ITE5_N2_N3 0x6a +#define PIC_ITE6_N2_N3 0x6e +#define PIC_ITE7_N2_N3 0x72 +#define PIC_ITE_N2_N3(i) (PIC_ITE0_N2_N3 + ((i) * 4)) + +#define PIC_IRT0 0x74 +#define PIC_IRT(i) (PIC_IRT0 + ((i) * 2)) + +#define PIC_9XX_PENDING_0 0x6 +#define PIC_9XX_PENDING_1 0x8 +#define PIC_9XX_PENDING_2 0xa +#define PIC_9XX_PENDING_3 0xc + +#define PIC_9XX_IRT0 0x1c0 +#define PIC_9XX_IRT(i) (PIC_9XX_IRT0 + ((i) * 2)) /* * IRT Map */ #define PIC_NUM_IRTS 160 +#define PIC_9XX_NUM_IRTS 256 #define PIC_IRT_WD_0_INDEX 0 #define PIC_IRT_WD_1_INDEX 1 @@ -191,65 +198,15 @@ #define PIC_IRT_PCIE_LINK_2_INDEX 80 #define PIC_IRT_PCIE_LINK_3_INDEX 81 #define PIC_IRT_PCIE_LINK_INDEX(num) ((num) + PIC_IRT_PCIE_LINK_0_INDEX) -/* 78 to 81 */ -#define PIC_NUM_NA_IRTS 32 -/* 82 to 113 */ -#define PIC_IRT_NA_0_INDEX 82 -#define PIC_IRT_NA_INDEX(num) ((num) + PIC_IRT_NA_0_INDEX) -#define PIC_IRT_POE_INDEX 114 - -#define PIC_NUM_USB_IRTS 6 -#define PIC_IRT_USB_0_INDEX 115 -#define PIC_IRT_EHCI_0_INDEX 115 -#define PIC_IRT_EHCI_1_INDEX 118 -#define PIC_IRT_USB_INDEX(num) ((num) + PIC_IRT_USB_0_INDEX) -/* 115 to 120 */ -#define PIC_IRT_GDX_INDEX 121 -#define PIC_IRT_SEC_INDEX 122 -#define PIC_IRT_RSA_INDEX 123 - -#define PIC_NUM_COMP_IRTS 4 -#define PIC_IRT_COMP_0_INDEX 124 -#define PIC_IRT_COMP_INDEX(num) ((num) + PIC_IRT_COMP_0_INDEX) -/* 124 to 127 */ -#define PIC_IRT_GBU_INDEX 128 -#define PIC_IRT_ICC_0_INDEX 129 /* ICC - Inter Chip Coherency */ -#define PIC_IRT_ICC_1_INDEX 130 -#define PIC_IRT_ICC_2_INDEX 131 -#define PIC_IRT_CAM_INDEX 132 -#define PIC_IRT_UART_0_INDEX 133 -#define PIC_IRT_UART_1_INDEX 134 -#define PIC_IRT_I2C_0_INDEX 135 -#define PIC_IRT_I2C_1_INDEX 136 -#define PIC_IRT_SYS_0_INDEX 137 -#define PIC_IRT_SYS_1_INDEX 138 -#define PIC_IRT_JTAG_INDEX 139 -#define PIC_IRT_PIC_INDEX 140 -#define PIC_IRT_NBU_INDEX 141 -#define PIC_IRT_TCU_INDEX 142 -#define PIC_IRT_GCU_INDEX 143 /* GBC - Global Coherency */ -#define PIC_IRT_DMC_0_INDEX 144 -#define PIC_IRT_DMC_1_INDEX 145 - -#define PIC_NUM_GPIO_IRTS 4 -#define PIC_IRT_GPIO_0_INDEX 146 -#define PIC_IRT_GPIO_INDEX(num) ((num) + PIC_IRT_GPIO_0_INDEX) - -/* 146 to 149 */ -#define PIC_IRT_NOR_INDEX 150 -#define PIC_IRT_NAND_INDEX 151 -#define PIC_IRT_SPI_INDEX 152 -#define PIC_IRT_MMC_INDEX 153 + +#define PIC_9XX_IRT_PCIE_LINK_0_INDEX 191 +#define PIC_9XX_IRT_PCIE_LINK_INDEX(num) \ + ((num) + PIC_9XX_IRT_PCIE_LINK_0_INDEX) #define PIC_CLOCK_TIMER 7 -#define PIC_IRQ_BASE 8 #if !defined(LOCORE) && !defined(__ASSEMBLY__) -#define PIC_IRT_FIRST_IRQ (PIC_IRQ_BASE) -#define PIC_IRT_LAST_IRQ 63 -#define PIC_IRQ_IS_IRT(irq) ((irq) >= PIC_IRT_FIRST_IRQ) - /* * Misc */ @@ -259,47 +216,26 @@ #define nlm_read_pic_reg(b, r) nlm_read_reg64(b, r) #define nlm_write_pic_reg(b, r, v) nlm_write_reg64(b, r, v) -#define nlm_get_pic_pcibase(node) nlm_pcicfg_base(XLP_IO_PIC_OFFSET(node)) +#define nlm_get_pic_pcibase(node) nlm_pcicfg_base(cpu_is_xlp9xx() ? \ + XLP9XX_IO_PIC_OFFSET(node) : XLP_IO_PIC_OFFSET(node)) #define nlm_get_pic_regbase(node) (nlm_get_pic_pcibase(node) + XLP_IO_PCI_HDRSZ) -/* IRT and h/w interrupt routines */ -static inline int -nlm_pic_read_irt(uint64_t base, int irt_index) -{ - return nlm_read_pic_reg(base, PIC_IRT(irt_index)); -} - -static inline uint64_t -nlm_pic_read_control(uint64_t base) -{ - return nlm_read_pic_reg(base, PIC_CTRL); -} - -static inline void -nlm_pic_write_control(uint64_t base, uint64_t control) -{ - nlm_write_pic_reg(base, PIC_CTRL, control); -} +/* We use PIC on node 0 as a timer */ +#define pic_timer_freq() nlm_get_pic_frequency(0) +/* IRT and h/w interrupt routines */ static inline void -nlm_pic_update_control(uint64_t base, uint64_t control) +nlm_9xx_pic_write_irt(uint64_t base, int irt_num, int en, int nmi, + int sch, int vec, int dt, int db, int cpu) { uint64_t val; - val = nlm_read_pic_reg(base, PIC_CTRL); - nlm_write_pic_reg(base, PIC_CTRL, control | val); -} + val = (((uint64_t)en & 0x1) << 22) | ((nmi & 0x1) << 23) | + ((0 /*mc*/) << 20) | ((vec & 0x3f) << 24) | + ((dt & 0x1) << 21) | (0 /*ptr*/ << 16) | + (cpu & 0x3ff); -static inline void -nlm_set_irt_to_cpu(uint64_t base, int irt, int cpu) -{ - uint64_t val; - - val = nlm_read_pic_reg(base, PIC_IRT(irt)); - val |= cpu & 0xf; - if (cpu > 15) - val |= 1 << 16; - nlm_write_pic_reg(base, PIC_IRT(irt), val); + nlm_write_pic_reg(base, PIC_9XX_IRT(irt_num), val); } static inline void @@ -320,9 +256,13 @@ static inline void nlm_pic_write_irt_direct(uint64_t base, int irt_num, int en, int nmi, int sch, int vec, int cpu) { - nlm_pic_write_irt(base, irt_num, en, nmi, sch, vec, 1, - (cpu >> 4), /* thread group */ - 1 << (cpu & 0xf)); /* thread mask */ + if (cpu_is_xlp9xx()) + nlm_9xx_pic_write_irt(base, irt_num, en, nmi, sch, vec, + 1, 0, cpu); + else + nlm_pic_write_irt(base, irt_num, en, nmi, sch, vec, 1, + (cpu >> 4), /* thread group */ + 1 << (cpu & 0xf)); /* thread mask */ } static inline uint64_t @@ -331,6 +271,12 @@ nlm_pic_read_timer(uint64_t base, int timer) return nlm_read_pic_reg(base, PIC_TIMER_COUNT(timer)); } +static inline uint32_t +nlm_pic_read_timer32(uint64_t base, int timer) +{ + return (uint32_t)nlm_read_pic_reg(base, PIC_TIMER_COUNT(timer)); +} + static inline void nlm_pic_write_timer(uint64_t base, int timer, uint64_t value) { @@ -358,31 +304,42 @@ nlm_pic_enable_irt(uint64_t base, int irt) { uint64_t reg; - reg = nlm_read_pic_reg(base, PIC_IRT(irt)); - nlm_write_pic_reg(base, PIC_IRT(irt), reg | (1u << 31)); + if (cpu_is_xlp9xx()) { + reg = nlm_read_pic_reg(base, PIC_9XX_IRT(irt)); + nlm_write_pic_reg(base, PIC_9XX_IRT(irt), reg | (1 << 22)); + } else { + reg = nlm_read_pic_reg(base, PIC_IRT(irt)); + nlm_write_pic_reg(base, PIC_IRT(irt), reg | (1u << 31)); + } } static inline void nlm_pic_disable_irt(uint64_t base, int irt) { - uint32_t reg; + uint64_t reg; - reg = nlm_read_pic_reg(base, PIC_IRT(irt)); - nlm_write_pic_reg(base, PIC_IRT(irt), reg & ~((uint64_t)1 << 31)); + if (cpu_is_xlp9xx()) { + reg = nlm_read_pic_reg(base, PIC_9XX_IRT(irt)); + reg &= ~((uint64_t)1 << 22); + nlm_write_pic_reg(base, PIC_9XX_IRT(irt), reg); + } else { + reg = nlm_read_pic_reg(base, PIC_IRT(irt)); + reg &= ~((uint64_t)1 << 31); + nlm_write_pic_reg(base, PIC_IRT(irt), reg); + } } static inline void nlm_pic_send_ipi(uint64_t base, int hwt, int irq, int nmi) { uint64_t ipi; - int node, ncpu; - node = hwt / 32; - ncpu = hwt & 0x1f; - ipi = ((uint64_t)nmi << 31) | (irq << 20) | (node << 17) | - (1 << (ncpu & 0xf)); - if (ncpu > 15) - ipi |= 0x10000; /* Setting bit 16 to select cpus 16-31 */ + if (cpu_is_xlp9xx()) + ipi = (nmi << 23) | (irq << 24) | + (0/*mcm*/ << 20) | (0/*ptr*/ << 16) | hwt; + else + ipi = ((uint64_t)nmi << 31) | (irq << 20) | + ((hwt >> 4) << 16) | (1 << (hwt & 0xf)); nlm_write_pic_reg(base, PIC_IPI_CTL, ipi); } @@ -398,14 +355,12 @@ nlm_pic_ack(uint64_t base, int irt_num) } static inline void -nlm_pic_init_irt(uint64_t base, int irt, int irq, int hwt) +nlm_pic_init_irt(uint64_t base, int irt, int irq, int hwt, int en) { - nlm_pic_write_irt_direct(base, irt, 0, 0, 0, irq, 0); + nlm_pic_write_irt_direct(base, irt, en, 0, 0, irq, hwt); } -extern uint64_t nlm_pic_base; int nlm_irq_to_irt(int irq); -int nlm_irt_to_irq(int irt); #endif /* __ASSEMBLY__ */ #endif /* _NLM_HAL_PIC_H */ |