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 | 366 |
1 files changed, 0 insertions, 366 deletions
diff --git a/arch/mips/include/asm/netlogic/xlp-hal/pic.h b/arch/mips/include/asm/netlogic/xlp-hal/pic.h deleted file mode 100644 index 41cefe94f0c9..000000000000 --- a/arch/mips/include/asm/netlogic/xlp-hal/pic.h +++ /dev/null @@ -1,366 +0,0 @@ -/* - * Copyright 2003-2011 NetLogic Microsystems, Inc. (NetLogic). All rights - * reserved. - * - * This software is available to you under a choice of one of two - * licenses. You may choose to be licensed under the terms of the GNU - * General Public License (GPL) Version 2, available from the file - * COPYING in the main directory of this source tree, or the NetLogic - * license below: - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * THIS SOFTWARE IS PROVIDED BY NETLOGIC ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL NETLOGIC OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR - * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, - * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE - * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN - * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef _NLM_HAL_PIC_H -#define _NLM_HAL_PIC_H - -/* PIC Specific registers */ -#define PIC_CTRL 0x00 - -/* PIC control register defines */ -#define PIC_CTRL_ITV 32 /* interrupt timeout value */ -#define PIC_CTRL_ICI 19 /* ICI interrupt timeout enable */ -#define PIC_CTRL_ITE 18 /* interrupt timeout enable */ -#define PIC_CTRL_STE 10 /* system timer interrupt enable */ -#define PIC_CTRL_WWR1 8 /* watchdog 1 wraparound count for reset */ -#define PIC_CTRL_WWR0 6 /* watchdog 0 wraparound count for reset */ -#define PIC_CTRL_WWN1 4 /* watchdog 1 wraparound count for NMI */ -#define PIC_CTRL_WWN0 2 /* watchdog 0 wraparound count for NMI */ -#define PIC_CTRL_WTE 0 /* watchdog timer enable */ - -/* PIC Status register defines */ -#define PIC_ICI_STATUS 33 /* ICI interrupt timeout status */ -#define PIC_ITE_STATUS 32 /* interrupt timeout status */ -#define PIC_STS_STATUS 4 /* System timer interrupt status */ -#define PIC_WNS_STATUS 2 /* NMI status for watchdog timers */ -#define PIC_WIS_STATUS 0 /* Interrupt status for watchdog timers */ - -/* PIC IPI control register offsets */ -#define PIC_IPICTRL_NMI 32 -#define PIC_IPICTRL_RIV 20 /* received interrupt vector */ -#define PIC_IPICTRL_IDB 16 /* interrupt destination base */ -#define PIC_IPICTRL_DTE 0 /* interrupt destination thread enables */ - -/* PIC IRT register offsets */ -#define PIC_IRT_ENABLE 31 -#define PIC_IRT_NMI 29 -#define PIC_IRT_SCH 28 /* Scheduling scheme */ -#define PIC_IRT_RVEC 20 /* Interrupt receive vectors */ -#define PIC_IRT_DT 19 /* Destination type */ -#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_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_TIMER0_MAXVAL 0x34 -#define PIC_TIMER1_MAXVAL 0x36 -#define PIC_TIMER2_MAXVAL 0x38 -#define PIC_TIMER3_MAXVAL 0x3a -#define PIC_TIMER4_MAXVAL 0x3c -#define PIC_TIMER5_MAXVAL 0x3e -#define PIC_TIMER6_MAXVAL 0x40 -#define PIC_TIMER7_MAXVAL 0x42 -#define PIC_TIMER_MAXVAL(i) (PIC_TIMER0_MAXVAL + ((i) * 2)) - -#define PIC_TIMER0_COUNT 0x44 -#define PIC_TIMER1_COUNT 0x46 -#define PIC_TIMER2_COUNT 0x48 -#define PIC_TIMER3_COUNT 0x4a -#define PIC_TIMER4_COUNT 0x4c -#define PIC_TIMER5_COUNT 0x4e -#define PIC_TIMER6_COUNT 0x50 -#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 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 -#define PIC_IRT_WD_NMI_0_INDEX 2 -#define PIC_IRT_WD_NMI_1_INDEX 3 -#define PIC_IRT_TIMER_0_INDEX 4 -#define PIC_IRT_TIMER_1_INDEX 5 -#define PIC_IRT_TIMER_2_INDEX 6 -#define PIC_IRT_TIMER_3_INDEX 7 -#define PIC_IRT_TIMER_4_INDEX 8 -#define PIC_IRT_TIMER_5_INDEX 9 -#define PIC_IRT_TIMER_6_INDEX 10 -#define PIC_IRT_TIMER_7_INDEX 11 -#define PIC_IRT_CLOCK_INDEX PIC_IRT_TIMER_7_INDEX -#define PIC_IRT_TIMER_INDEX(num) ((num) + PIC_IRT_TIMER_0_INDEX) - - -/* 11 and 12 */ -#define PIC_NUM_MSG_Q_IRTS 32 -#define PIC_IRT_MSG_Q0_INDEX 12 -#define PIC_IRT_MSG_Q_INDEX(qid) ((qid) + PIC_IRT_MSG_Q0_INDEX) -/* 12 to 43 */ -#define PIC_IRT_MSG_0_INDEX 44 -#define PIC_IRT_MSG_1_INDEX 45 -/* 44 and 45 */ -#define PIC_NUM_PCIE_MSIX_IRTS 32 -#define PIC_IRT_PCIE_MSIX_0_INDEX 46 -#define PIC_IRT_PCIE_MSIX_INDEX(num) ((num) + PIC_IRT_PCIE_MSIX_0_INDEX) -/* 46 to 77 */ -#define PIC_NUM_PCIE_LINK_IRTS 4 -#define PIC_IRT_PCIE_LINK_0_INDEX 78 -#define PIC_IRT_PCIE_LINK_1_INDEX 79 -#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) - -#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 - -#if !defined(LOCORE) && !defined(__ASSEMBLY__) - -/* - * Misc - */ -#define PIC_IRT_VALID 1 -#define PIC_LOCAL_SCHEDULING 1 -#define PIC_GLOBAL_SCHEDULING 0 - -#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(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) - -/* 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_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 = (((uint64_t)en & 0x1) << 22) | ((nmi & 0x1) << 23) | - ((0 /*mc*/) << 20) | ((vec & 0x3f) << 24) | - ((dt & 0x1) << 21) | (0 /*ptr*/ << 16) | - (cpu & 0x3ff); - - nlm_write_pic_reg(base, PIC_9XX_IRT(irt_num), val); -} - -static inline void -nlm_pic_write_irt(uint64_t base, int irt_num, int en, int nmi, - int sch, int vec, int dt, int db, int dte) -{ - uint64_t val; - - val = (((uint64_t)en & 0x1) << 31) | ((nmi & 0x1) << 29) | - ((sch & 0x1) << 28) | ((vec & 0x3f) << 20) | - ((dt & 0x1) << 19) | ((db & 0x7) << 16) | - (dte & 0xffff); - - nlm_write_pic_reg(base, PIC_IRT(irt_num), val); -} - -static inline void -nlm_pic_write_irt_direct(uint64_t base, int irt_num, int en, int nmi, - int sch, int vec, int cpu) -{ - 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 -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) -{ - nlm_write_pic_reg(base, PIC_TIMER_COUNT(timer), value); -} - -static inline void -nlm_pic_set_timer(uint64_t base, int timer, uint64_t value, int irq, int cpu) -{ - uint64_t pic_ctrl = nlm_read_pic_reg(base, PIC_CTRL); - int en; - - en = (irq > 0); - nlm_write_pic_reg(base, PIC_TIMER_MAXVAL(timer), value); - nlm_pic_write_irt_direct(base, PIC_IRT_TIMER_INDEX(timer), - en, 0, 0, irq, cpu); - - /* enable the timer */ - pic_ctrl |= (1 << (PIC_CTRL_STE + timer)); - nlm_write_pic_reg(base, PIC_CTRL, pic_ctrl); -} - -static inline void -nlm_pic_enable_irt(uint64_t base, int irt) -{ - uint64_t reg; - - 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) -{ - uint64_t reg; - - 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; - - 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); -} - -static inline void -nlm_pic_ack(uint64_t base, int irt_num) -{ - nlm_write_pic_reg(base, PIC_INT_ACK, irt_num); - - /* Ack the Status register for Watchdog & System timers */ - if (irt_num < 12) - nlm_write_pic_reg(base, PIC_STATUS, (1 << irt_num)); -} - -static inline void -nlm_pic_init_irt(uint64_t base, int irt, int irq, int hwt, int en) -{ - nlm_pic_write_irt_direct(base, irt, en, 0, 0, irq, hwt); -} - -int nlm_irq_to_irt(int irq); - -#endif /* __ASSEMBLY__ */ -#endif /* _NLM_HAL_PIC_H */ |