/* * Copyright 2012 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 */ #include <subdev/bios.h> #include <subdev/bios/bit.h> #include <subdev/bios/bmp.h> #include <subdev/bios/conn.h> #include <subdev/bios/dcb.h> #include <subdev/bios/dp.h> #include <subdev/bios/gpio.h> #include <subdev/bios/init.h> #include <subdev/bios/ramcfg.h> #include <subdev/devinit.h> #include <subdev/gpio.h> #include <subdev/i2c.h> #include <subdev/vga.h> #include <linux/kernel.h> #define bioslog(lvl, fmt, args...) … #define cont(fmt, args...) … #define trace(fmt, args...) … #define warn(fmt, args...) … #define error(fmt, args...) … /****************************************************************************** * init parser control flow helpers *****************************************************************************/ static inline bool init_exec(struct nvbios_init *init) { … } static inline void init_exec_set(struct nvbios_init *init, bool exec) { … } static inline void init_exec_inv(struct nvbios_init *init) { … } static inline void init_exec_force(struct nvbios_init *init, bool exec) { … } /****************************************************************************** * init parser wrappers for normal register/i2c/whatever accessors *****************************************************************************/ static inline int init_or(struct nvbios_init *init) { … } static inline int init_link(struct nvbios_init *init) { … } static inline int init_head(struct nvbios_init *init) { … } static u8 init_conn(struct nvbios_init *init) { … } static inline u32 init_nvreg(struct nvbios_init *init, u32 reg) { … } static u32 init_rd32(struct nvbios_init *init, u32 reg) { … } static void init_wr32(struct nvbios_init *init, u32 reg, u32 val) { … } static u32 init_mask(struct nvbios_init *init, u32 reg, u32 mask, u32 val) { … } static u8 init_rdport(struct nvbios_init *init, u16 port) { … } static void init_wrport(struct nvbios_init *init, u16 port, u8 value) { … } static u8 init_rdvgai(struct nvbios_init *init, u16 port, u8 index) { … } static void init_wrvgai(struct nvbios_init *init, u16 port, u8 index, u8 value) { … } static struct i2c_adapter * init_i2c(struct nvbios_init *init, int index) { … } static int init_rdi2cr(struct nvbios_init *init, u8 index, u8 addr, u8 reg) { … } static int init_wri2cr(struct nvbios_init *init, u8 index, u8 addr, u8 reg, u8 val) { … } static struct nvkm_i2c_aux * init_aux(struct nvbios_init *init) { … } static u8 init_rdauxr(struct nvbios_init *init, u32 addr) { … } static int init_wrauxr(struct nvbios_init *init, u32 addr, u8 data) { … } static void init_prog_pll(struct nvbios_init *init, u32 id, u32 freq) { … } /****************************************************************************** * parsing of bios structures that are required to execute init tables *****************************************************************************/ static u16 init_table(struct nvkm_bios *bios, u16 *len) { … } static u16 init_table_(struct nvbios_init *init, u16 offset, const char *name) { … } #define init_script_table(b) … #define init_macro_index_table(b) … #define init_macro_table(b) … #define init_condition_table(b) … #define init_io_condition_table(b) … #define init_io_flag_condition_table(b) … #define init_function_table(b) … #define init_xlat_table(b) … static u16 init_script(struct nvkm_bios *bios, int index) { … } static u16 init_unknown_script(struct nvkm_bios *bios) { … } static u8 init_ram_restrict_group_count(struct nvbios_init *init) { … } static u8 init_ram_restrict(struct nvbios_init *init) { … } static u8 init_xlat_(struct nvbios_init *init, u8 index, u8 offset) { … } /****************************************************************************** * utility functions used by various init opcode handlers *****************************************************************************/ static bool init_condition_met(struct nvbios_init *init, u8 cond) { … } static bool init_io_condition_met(struct nvbios_init *init, u8 cond) { … } static bool init_io_flag_condition_met(struct nvbios_init *init, u8 cond) { … } static inline u32 init_shift(u32 data, u8 shift) { … } static u32 init_tmds_reg(struct nvbios_init *init, u8 tmds) { … } /****************************************************************************** * init opcode handlers *****************************************************************************/ /* * init_reserved - stub for various unknown/unused single-byte opcodes * */ static void init_reserved(struct nvbios_init *init) { … } /* * INIT_DONE - opcode 0x71 * */ static void init_done(struct nvbios_init *init) { … } /* * INIT_IO_RESTRICT_PROG - opcode 0x32 * */ static void init_io_restrict_prog(struct nvbios_init *init) { … } /* * INIT_REPEAT - opcode 0x33 * */ static void init_repeat(struct nvbios_init *init) { … } /* * INIT_IO_RESTRICT_PLL - opcode 0x34 * */ static void init_io_restrict_pll(struct nvbios_init *init) { … } /* * INIT_END_REPEAT - opcode 0x36 * */ static void init_end_repeat(struct nvbios_init *init) { … } /* * INIT_COPY - opcode 0x37 * */ static void init_copy(struct nvbios_init *init) { … } /* * INIT_NOT - opcode 0x38 * */ static void init_not(struct nvbios_init *init) { … } /* * INIT_IO_FLAG_CONDITION - opcode 0x39 * */ static void init_io_flag_condition(struct nvbios_init *init) { … } /* * INIT_GENERIC_CONDITION - opcode 0x3a * */ static void init_generic_condition(struct nvbios_init *init) { … } /* * INIT_IO_MASK_OR - opcode 0x3b * */ static void init_io_mask_or(struct nvbios_init *init) { … } /* * INIT_IO_OR - opcode 0x3c * */ static void init_io_or(struct nvbios_init *init) { … } /* * INIT_ANDN_REG - opcode 0x47 * */ static void init_andn_reg(struct nvbios_init *init) { … } /* * INIT_OR_REG - opcode 0x48 * */ static void init_or_reg(struct nvbios_init *init) { … } /* * INIT_INDEX_ADDRESS_LATCHED - opcode 0x49 * */ static void init_idx_addr_latched(struct nvbios_init *init) { … } /* * INIT_IO_RESTRICT_PLL2 - opcode 0x4a * */ static void init_io_restrict_pll2(struct nvbios_init *init) { … } /* * INIT_PLL2 - opcode 0x4b * */ static void init_pll2(struct nvbios_init *init) { … } /* * INIT_I2C_BYTE - opcode 0x4c * */ static void init_i2c_byte(struct nvbios_init *init) { … } /* * INIT_ZM_I2C_BYTE - opcode 0x4d * */ static void init_zm_i2c_byte(struct nvbios_init *init) { … } /* * INIT_ZM_I2C - opcode 0x4e * */ static void init_zm_i2c(struct nvbios_init *init) { … } /* * INIT_TMDS - opcode 0x4f * */ static void init_tmds(struct nvbios_init *init) { … } /* * INIT_ZM_TMDS_GROUP - opcode 0x50 * */ static void init_zm_tmds_group(struct nvbios_init *init) { … } /* * INIT_CR_INDEX_ADDRESS_LATCHED - opcode 0x51 * */ static void init_cr_idx_adr_latch(struct nvbios_init *init) { … } /* * INIT_CR - opcode 0x52 * */ static void init_cr(struct nvbios_init *init) { … } /* * INIT_ZM_CR - opcode 0x53 * */ static void init_zm_cr(struct nvbios_init *init) { … } /* * INIT_ZM_CR_GROUP - opcode 0x54 * */ static void init_zm_cr_group(struct nvbios_init *init) { … } /* * INIT_CONDITION_TIME - opcode 0x56 * */ static void init_condition_time(struct nvbios_init *init) { … } /* * INIT_LTIME - opcode 0x57 * */ static void init_ltime(struct nvbios_init *init) { … } /* * INIT_ZM_REG_SEQUENCE - opcode 0x58 * */ static void init_zm_reg_sequence(struct nvbios_init *init) { … } /* * INIT_PLL_INDIRECT - opcode 0x59 * */ static void init_pll_indirect(struct nvbios_init *init) { … } /* * INIT_ZM_REG_INDIRECT - opcode 0x5a * */ static void init_zm_reg_indirect(struct nvbios_init *init) { … } /* * INIT_SUB_DIRECT - opcode 0x5b * */ static void init_sub_direct(struct nvbios_init *init) { … } /* * INIT_JUMP - opcode 0x5c * */ static void init_jump(struct nvbios_init *init) { … } /* * INIT_I2C_IF - opcode 0x5e * */ static void init_i2c_if(struct nvbios_init *init) { … } /* * INIT_COPY_NV_REG - opcode 0x5f * */ static void init_copy_nv_reg(struct nvbios_init *init) { … } /* * INIT_ZM_INDEX_IO - opcode 0x62 * */ static void init_zm_index_io(struct nvbios_init *init) { … } /* * INIT_COMPUTE_MEM - opcode 0x63 * */ static void init_compute_mem(struct nvbios_init *init) { … } /* * INIT_RESET - opcode 0x65 * */ static void init_reset(struct nvbios_init *init) { … } /* * INIT_CONFIGURE_MEM - opcode 0x66 * */ static u16 init_configure_mem_clk(struct nvbios_init *init) { … } static void init_configure_mem(struct nvbios_init *init) { … } /* * INIT_CONFIGURE_CLK - opcode 0x67 * */ static void init_configure_clk(struct nvbios_init *init) { … } /* * INIT_CONFIGURE_PREINIT - opcode 0x68 * */ static void init_configure_preinit(struct nvbios_init *init) { … } /* * INIT_IO - opcode 0x69 * */ static void init_io(struct nvbios_init *init) { … } /* * INIT_SUB - opcode 0x6b * */ static void init_sub(struct nvbios_init *init) { … } /* * INIT_RAM_CONDITION - opcode 0x6d * */ static void init_ram_condition(struct nvbios_init *init) { … } /* * INIT_NV_REG - opcode 0x6e * */ static void init_nv_reg(struct nvbios_init *init) { … } /* * INIT_MACRO - opcode 0x6f * */ static void init_macro(struct nvbios_init *init) { … } /* * INIT_RESUME - opcode 0x72 * */ static void init_resume(struct nvbios_init *init) { … } /* * INIT_STRAP_CONDITION - opcode 0x73 * */ static void init_strap_condition(struct nvbios_init *init) { … } /* * INIT_TIME - opcode 0x74 * */ static void init_time(struct nvbios_init *init) { … } /* * INIT_CONDITION - opcode 0x75 * */ static void init_condition(struct nvbios_init *init) { … } /* * INIT_IO_CONDITION - opcode 0x76 * */ static void init_io_condition(struct nvbios_init *init) { … } /* * INIT_ZM_REG16 - opcode 0x77 * */ static void init_zm_reg16(struct nvbios_init *init) { … } /* * INIT_INDEX_IO - opcode 0x78 * */ static void init_index_io(struct nvbios_init *init) { … } /* * INIT_PLL - opcode 0x79 * */ static void init_pll(struct nvbios_init *init) { … } /* * INIT_ZM_REG - opcode 0x7a * */ static void init_zm_reg(struct nvbios_init *init) { … } /* * INIT_RAM_RESTRICT_PLL - opcde 0x87 * */ static void init_ram_restrict_pll(struct nvbios_init *init) { … } /* * INIT_RESET_BEGUN - opcode 0x8c * */ static void init_reset_begun(struct nvbios_init *init) { … } /* * INIT_RESET_END - opcode 0x8d * */ static void init_reset_end(struct nvbios_init *init) { … } /* * INIT_GPIO - opcode 0x8e * */ static void init_gpio(struct nvbios_init *init) { … } /* * INIT_RAM_RESTRICT_ZM_GROUP - opcode 0x8f * */ static void init_ram_restrict_zm_reg_group(struct nvbios_init *init) { … } /* * INIT_COPY_ZM_REG - opcode 0x90 * */ static void init_copy_zm_reg(struct nvbios_init *init) { … } /* * INIT_ZM_REG_GROUP - opcode 0x91 * */ static void init_zm_reg_group(struct nvbios_init *init) { … } /* * INIT_XLAT - opcode 0x96 * */ static void init_xlat(struct nvbios_init *init) { … } /* * INIT_ZM_MASK_ADD - opcode 0x97 * */ static void init_zm_mask_add(struct nvbios_init *init) { … } /* * INIT_AUXCH - opcode 0x98 * */ static void init_auxch(struct nvbios_init *init) { … } /* * INIT_AUXCH - opcode 0x99 * */ static void init_zm_auxch(struct nvbios_init *init) { … } /* * INIT_I2C_LONG_IF - opcode 0x9a * */ static void init_i2c_long_if(struct nvbios_init *init) { … } /* * INIT_GPIO_NE - opcode 0xa9 * */ static void init_gpio_ne(struct nvbios_init *init) { … } static struct nvbios_init_opcode { … } init_opcode[] = …; int nvbios_exec(struct nvbios_init *init) { … } int nvbios_post(struct nvkm_subdev *subdev, bool execute) { … }
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