/*
* Copyright 2013 Red Hat Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors: Ben Skeggs
*/
#define GT215 0xa3
#define GF100 0xc0
#define GF119 0xd9
#define GK208 0x108
#include "os.h"
// IO addresses
#define NV_PPWR_INTR_TRIGGER 0x0000
#define NV_PPWR_INTR_TRIGGER_USER1 0x00000080
#define NV_PPWR_INTR_TRIGGER_USER0 0x00000040
#define NV_PPWR_INTR_ACK 0x0004
#define NV_PPWR_INTR_ACK_SUBINTR 0x00000800
#define NV_PPWR_INTR_ACK_WATCHDOG 0x00000002
#define NV_PPWR_INTR 0x0008
#define NV_PPWR_INTR_SUBINTR 0x00000800
#define NV_PPWR_INTR_USER1 0x00000080
#define NV_PPWR_INTR_USER0 0x00000040
#define NV_PPWR_INTR_PAUSE 0x00000020
#define NV_PPWR_INTR_WATCHDOG 0x00000002
#define NV_PPWR_INTR_EN_SET 0x0010
#define NV_PPWR_INTR_EN_SET_SUBINTR 0x00000800
#define NV_PPWR_INTR_EN_SET_WATCHDOG 0x00000002
#define NV_PPWR_INTR_EN_CLR 0x0014
#define NV_PPWR_INTR_EN_CLR_MASK /* fuck i hate envyas */ -1
#define NV_PPWR_INTR_ROUTE 0x001c
#define NV_PPWR_TIMER_LOW 0x002c
#define NV_PPWR_WATCHDOG_TIME 0x0034
#define NV_PPWR_WATCHDOG_ENABLE 0x0038
#define NV_PPWR_CAPS 0x0108
#define NV_PPWR_UAS_CONFIG 0x0164
#define NV_PPWR_UAS_CONFIG_ENABLE 0x00010000
#if NVKM_PPWR_CHIPSET >= GK208
#define NV_PPWR_DSCRATCH(i) (4 * (i) + 0x0450)
#endif
#define NV_PPWR_FIFO_PUT(i) (4 * (i) + 0x04a0)
#define NV_PPWR_FIFO_GET(i) (4 * (i) + 0x04b0)
#define NV_PPWR_FIFO_INTR 0x04c0
#define NV_PPWR_FIFO_INTR_EN 0x04c4
#define NV_PPWR_RFIFO_PUT 0x04c8
#define NV_PPWR_RFIFO_GET 0x04cc
#define NV_PPWR_H2D 0x04d0
#define NV_PPWR_D2H 0x04dc
#if NVKM_PPWR_CHIPSET < GK208
#define NV_PPWR_DSCRATCH(i) (4 * (i) + 0x05d0)
#endif
#define NV_PPWR_SUBINTR 0x0688
#define NV_PPWR_SUBINTR_FIFO 0x00000002
#define NV_PPWR_MMIO_ADDR 0x07a0
#define NV_PPWR_MMIO_DATA 0x07a4
#define NV_PPWR_MMIO_CTRL 0x07ac
#define NV_PPWR_MMIO_CTRL_TRIGGER 0x00010000
#define NV_PPWR_MMIO_CTRL_STATUS 0x00007000
#define NV_PPWR_MMIO_CTRL_STATUS_IDLE 0x00000000
#define NV_PPWR_MMIO_CTRL_MASK 0x000000f0
#define NV_PPWR_MMIO_CTRL_MASK_B32_0 0x000000f0
#define NV_PPWR_MMIO_CTRL_OP 0x00000003
#define NV_PPWR_MMIO_CTRL_OP_RD 0x00000001
#define NV_PPWR_MMIO_CTRL_OP_WR 0x00000002
#define NV_PPWR_OUTPUT 0x07c0
#define NV_PPWR_OUTPUT_FB_PAUSE 0x00000004
#if NVKM_PPWR_CHIPSET < GF119
#define NV_PPWR_OUTPUT_I2C_3_SCL 0x00000100
#define NV_PPWR_OUTPUT_I2C_3_SDA 0x00000200
#define NV_PPWR_OUTPUT_I2C_0_SCL 0x00001000
#define NV_PPWR_OUTPUT_I2C_0_SDA 0x00002000
#define NV_PPWR_OUTPUT_I2C_1_SCL 0x00004000
#define NV_PPWR_OUTPUT_I2C_1_SDA 0x00008000
#define NV_PPWR_OUTPUT_I2C_2_SCL 0x00010000
#define NV_PPWR_OUTPUT_I2C_2_SDA 0x00020000
#define NV_PPWR_OUTPUT_I2C_4_SCL 0x00040000
#define NV_PPWR_OUTPUT_I2C_4_SDA 0x00080000
#define NV_PPWR_OUTPUT_I2C_5_SCL 0x00100000
#define NV_PPWR_OUTPUT_I2C_5_SDA 0x00200000
#define NV_PPWR_OUTPUT_I2C_6_SCL 0x00400000
#define NV_PPWR_OUTPUT_I2C_6_SDA 0x00800000
#define NV_PPWR_OUTPUT_I2C_7_SCL 0x01000000
#define NV_PPWR_OUTPUT_I2C_7_SDA 0x02000000
#define NV_PPWR_OUTPUT_I2C_8_SCL 0x04000000
#define NV_PPWR_OUTPUT_I2C_8_SDA 0x08000000
#define NV_PPWR_OUTPUT_I2C_9_SCL 0x10000000
#define NV_PPWR_OUTPUT_I2C_9_SDA 0x20000000
#else
#define NV_PPWR_OUTPUT_I2C_0_SCL 0x00000400
#define NV_PPWR_OUTPUT_I2C_1_SCL 0x00000800
#define NV_PPWR_OUTPUT_I2C_2_SCL 0x00001000
#define NV_PPWR_OUTPUT_I2C_3_SCL 0x00002000
#define NV_PPWR_OUTPUT_I2C_4_SCL 0x00004000
#define NV_PPWR_OUTPUT_I2C_5_SCL 0x00008000
#define NV_PPWR_OUTPUT_I2C_6_SCL 0x00010000
#define NV_PPWR_OUTPUT_I2C_7_SCL 0x00020000
#define NV_PPWR_OUTPUT_I2C_8_SCL 0x00040000
#define NV_PPWR_OUTPUT_I2C_9_SCL 0x00080000
#define NV_PPWR_OUTPUT_I2C_0_SDA 0x00100000
#define NV_PPWR_OUTPUT_I2C_1_SDA 0x00200000
#define NV_PPWR_OUTPUT_I2C_2_SDA 0x00400000
#define NV_PPWR_OUTPUT_I2C_3_SDA 0x00800000
#define NV_PPWR_OUTPUT_I2C_4_SDA 0x01000000
#define NV_PPWR_OUTPUT_I2C_5_SDA 0x02000000
#define NV_PPWR_OUTPUT_I2C_6_SDA 0x04000000
#define NV_PPWR_OUTPUT_I2C_7_SDA 0x08000000
#define NV_PPWR_OUTPUT_I2C_8_SDA 0x10000000
#define NV_PPWR_OUTPUT_I2C_9_SDA 0x20000000
#endif
#define NV_PPWR_INPUT 0x07c4
#define NV_PPWR_OUTPUT_SET 0x07e0
#define NV_PPWR_OUTPUT_SET_FB_PAUSE 0x00000004
#define NV_PPWR_OUTPUT_CLR 0x07e4
#define NV_PPWR_OUTPUT_CLR_FB_PAUSE 0x00000004
// Inter-process message format
.equ #msg_process 0x00 /* send() target, recv() sender */
.equ #msg_message 0x04
.equ #msg_data0 0x08
.equ #msg_data1 0x0c
// Kernel message IDs
#define KMSG_FIFO 0x00000000
#define KMSG_ALARM 0x00000001
// Process message queue description
.equ #proc_qlen 4 // log2(size of queue entry in bytes)
.equ #proc_qnum 2 // log2(max number of entries in queue)
.equ #proc_qmaskb (1 << #proc_qnum) // max number of entries in queue
.equ #proc_qmaskp (#proc_qmaskb - 1)
.equ #proc_qmaskf ((#proc_qmaskb << 1) - 1)
.equ #proc_qsize (1 << (#proc_qlen + #proc_qnum))
// Process table entry
.equ #proc_id 0x00
.equ #proc_init 0x04
.equ #proc_recv 0x08
.equ #proc_time 0x0c
.equ #proc_qput 0x10
.equ #proc_qget 0x14
.equ #proc_queue 0x18
.equ #proc_size (0x18 + #proc_qsize)
#define process(id,init,recv) /*
*/ .b32 id /*
*/ .b32 init /*
*/ .b32 recv /*
*/ .b32 0 /*
*/ .b32 0 /*
*/ .b32 0 /*
*/ .skip 64
#if NVKM_PPWR_CHIPSET < GK208
#define imm32(reg,val) /*
*/ movw reg ((val) & 0x0000ffff) /*
*/ sethi reg ((val) & 0xffff0000)
#else
#define imm32(reg,val) /*
*/ mov reg (val)
#endif
#ifndef NVKM_FALCON_UNSHIFTED_IO
#define nv_iord(reg,ior) /*
*/ mov reg ior /*
*/ shl b32 reg 6 /*
*/ iord reg I[reg + 0x000]
#else
#define nv_iord(reg,ior) /*
*/ mov reg ior /*
*/ iord reg I[reg + 0x000]
#endif
#ifndef NVKM_FALCON_UNSHIFTED_IO
#define nv_iowr(ior,reg) /*
*/ mov $r0 ior /*
*/ shl b32 $r0 6 /*
*/ iowr I[$r0 + 0x000] reg /*
*/ clear b32 $r0
#else
#define nv_iowr(ior,reg) /*
*/ mov $r0 ior /*
*/ iowr I[$r0 + 0x000] reg /*
*/ clear b32 $r0
#endif
#ifndef NVKM_FALCON_UNSHIFTED_IO
#define nv_iowrs(ior,reg) /*
*/ mov $r0 ior /*
*/ shl b32 $r0 6 /*
*/ iowrs I[$r0 + 0x000] reg /*
*/ clear b32 $r0
#else
#define nv_iowrs(ior,reg) /*
*/ mov $r0 ior /*
*/ iowrs I[$r0 + 0x000] reg /*
*/ clear b32 $r0
#endif
#define hash #
#define fn(a) a
#ifndef NVKM_FALCON_PC24
#define call(a) call fn(hash)a
#else
#define call(a) lcall fn(hash)a
#endif
#ifndef NVKM_FALCON_MMIO_UAS
#define nv_rd32(reg,addr) /*
*/ mov b32 $r14 addr /*
*/ call(rd32) /*
*/ mov b32 reg $r13
#else
#define nv_rd32(reg,addr) /*
*/ sethi $r0 0x14000000 /*
*/ or $r0 addr /*
*/ ld b32 reg D[$r0] /*
*/ clear b32 $r0
#endif
#if !defined(NVKM_FALCON_MMIO_UAS) || defined(NVKM_FALCON_MMIO_TRAP)
#define nv_wr32(addr,reg) /*
*/ push addr /*
*/ push reg /*
*/ pop $r13 /*
*/ pop $r14 /*
*/ call(wr32)
#else
#define nv_wr32(addr,reg) /*
*/ sethi $r0 0x14000000 /*
*/ or $r0 addr /*
*/ st b32 D[$r0] reg /*
*/ clear b32 $r0
#endif
#define st(size, addr, reg) /*
*/ imm32($r0, addr) /*
*/ st size D[$r0] reg /*
*/ clear b32 $r0
#define ld(size, reg, addr) /*
*/ imm32($r0, addr) /*
*/ ld size reg D[$r0] /*
*/ clear b32 $r0
// does a 64+64 -> 64 unsigned addition (C = A + B)
#define addu64(reg_a_c_hi, reg_a_c_lo, b_hi, b_lo) /*
*/ add b32 reg_a_c_lo b_lo /*
*/ adc b32 reg_a_c_hi b_hi
// does a 64+64 -> 64 substraction (C = A - B)
#define subu64(reg_a_c_hi, reg_a_c_lo, b_hi, b_lo) /*
*/ sub b32 reg_a_c_lo b_lo /*
*/ sbb b32 reg_a_c_hi b_hi
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