Hello mturney mturney,
I'd like you to do a code review. Please visit
https://review.coreboot.org/23876
to review the following change.
Change subject: Initial support for new mainboard Cheza ......................................................................
Initial support for new mainboard Cheza
Successful build with minimal configuration Most functions are stubbed out, w/minimal content
Change-Id: I91226c2bc88dd10bc2590d1689267306763bb63e Signed-off-by: T.Michael Turney mturney@codeaurora.org --- A src/mainboard/google/cheza/Kconfig A src/mainboard/google/cheza/Kconfig.name A src/mainboard/google/cheza/Makefile.inc A src/mainboard/google/cheza/board_info.txt A src/mainboard/google/cheza/bootblock.c A src/mainboard/google/cheza/chromeos.c A src/mainboard/google/cheza/chromeos.fmd A src/mainboard/google/cheza/devicetree.cb A src/mainboard/google/cheza/mainboard.c A src/mainboard/google/cheza/memlayout.ld A src/mainboard/google/cheza/romstage.c A src/soc/qualcomm/sdm845/Kconfig A src/soc/qualcomm/sdm845/Makefile.inc A src/soc/qualcomm/sdm845/bootblock.c A src/soc/qualcomm/sdm845/cbmem.c A src/soc/qualcomm/sdm845/i2c.c A src/soc/qualcomm/sdm845/include/soc/gpio.h A src/soc/qualcomm/sdm845/include/soc/memlayout.ld A src/soc/qualcomm/sdm845/soc.c A src/soc/qualcomm/sdm845/spi.c A src/soc/qualcomm/sdm845/stage_entry.c A src/soc/qualcomm/sdm845/timer.c 22 files changed, 708 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/76/23876/1
diff --git a/src/mainboard/google/cheza/Kconfig b/src/mainboard/google/cheza/Kconfig new file mode 100644 index 0000000..4f3e94e --- /dev/null +++ b/src/mainboard/google/cheza/Kconfig @@ -0,0 +1,57 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2018, The Linux Foundation. All rights reserved. +## +## This program is free software; you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation; version 2 of the License. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## + +config BOARD_GOOGLE_CHEZA_COMMON # Umbrella option to be selected by variant boards. + def_bool n + +if BOARD_GOOGLE_CHEZA_COMMON + +config BOARD_SPECIFIC_OPTIONS + def_bool y + select BOARD_ROMSIZE_KB_2048 + select COMMON_CBFS_SPI_WRAPPER + select SOC_QUALCOMM_SDM845 + select SPI_FLASH + select MAINBOARD_HAS_CHROMEOS + +config VBOOT + select VBOOT_VBNV_FLASH + select TPM + +config MAINBOARD_DIR + string + default google/cheza + +config MAINBOARD_VENDOR + string + default "Google" + +########################################################## +#### Update below when adding a new derivative board. #### +########################################################## +config DEVICETREE + string + default "devicetree.cb" + +config MAINBOARD_PART_NUMBER + string + default "Cheza" if BOARD_GOOGLE_CHEZA + +config GBB_HWID + string + depends on CHROMEOS + default "CHEZA TEST 845" if BOARD_GOOGLE_CHEZA + +endif # BOARD_GOOGLE_CHEZA_COMMON diff --git a/src/mainboard/google/cheza/Kconfig.name b/src/mainboard/google/cheza/Kconfig.name new file mode 100644 index 0000000..2697c0b --- /dev/null +++ b/src/mainboard/google/cheza/Kconfig.name @@ -0,0 +1,18 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2018, The Linux Foundation. All rights reserved. +## +## This program is free software; you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation; version 2 of the License. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## + +config BOARD_GOOGLE_CHEZA + bool "Cheza (Qualcomm Chromebook)" + select BOARD_GOOGLE_CHEZA_COMMON diff --git a/src/mainboard/google/cheza/Makefile.inc b/src/mainboard/google/cheza/Makefile.inc new file mode 100644 index 0000000..de33112 --- /dev/null +++ b/src/mainboard/google/cheza/Makefile.inc @@ -0,0 +1,29 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2018, The Linux Foundation. All rights reserved. +## +## This program is free software; you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation; version 2 of the License. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## + +bootblock-y += memlayout.ld +bootblock-y += chromeos.c +bootblock-y += bootblock.c + +verstage-y += memlayout.ld +verstage-y += chromeos.c + +romstage-y += memlayout.ld +romstage-y += chromeos.c +romstage-y += romstage.c + +ramstage-y += memlayout.ld +ramstage-y += chromeos.c +ramstage-y += mainboard.c diff --git a/src/mainboard/google/cheza/board_info.txt b/src/mainboard/google/cheza/board_info.txt new file mode 100644 index 0000000..5498070 --- /dev/null +++ b/src/mainboard/google/cheza/board_info.txt @@ -0,0 +1,6 @@ +Vendor name: Google +Board name: Cheza Qualcomm reference board +Category: eval +ROM protocol: QSPI +ROM socketed: n +Flashrom support: y diff --git a/src/mainboard/google/cheza/bootblock.c b/src/mainboard/google/cheza/bootblock.c new file mode 100644 index 0000000..aceb61b --- /dev/null +++ b/src/mainboard/google/cheza/bootblock.c @@ -0,0 +1,26 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2018, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <bootblock_common.h> + +void bootblock_mainboard_early_init(void) +{ + +} + +void bootblock_mainboard_init(void) +{ + +} diff --git a/src/mainboard/google/cheza/chromeos.c b/src/mainboard/google/cheza/chromeos.c new file mode 100644 index 0000000..98c1285 --- /dev/null +++ b/src/mainboard/google/cheza/chromeos.c @@ -0,0 +1,34 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2018, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <boot/coreboot_tables.h> + +int get_write_protect_state(void); +int get_recovery_mode_switch(void); + +void fill_lb_gpios(struct lb_gpios *gpios) +{ + +} + +int get_write_protect_state(void) +{ + return 1; +} + +int get_recovery_mode_switch(void) +{ + return 0; +} diff --git a/src/mainboard/google/cheza/chromeos.fmd b/src/mainboard/google/cheza/chromeos.fmd new file mode 100644 index 0000000..d00b5c0 --- /dev/null +++ b/src/mainboard/google/cheza/chromeos.fmd @@ -0,0 +1,49 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2018, The Linux Foundation. All rights reserved. +## +## This program is free software; you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation; version 2 of the License. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## + +FLASH@0x0 0x200000 { + WP_RO@0x0 0x000AB100 { + RO_SECTION@0x0 0x000A9100 { + BOOTBLOCK@0 128K + COREBOOT(CBFS)@0x20000 0x80000 + FMAP@0xA0000 0x1000 + GBB@0xA1000 0x8000 + RO_FRID@0xA9000 0x100 + } + RO_VPD@0xA9100 0x2000 + } + RW_NVRAM@0xAB100 0x2000 + RW_ELOG@0xAD100 0x2000 + RW_VPD@0xAF100 0x2000 + RW_CDT@0xB1100 0x2000 + + RW_SECTION_A@0xB3100 0x8A100 { + VBLOCK_A@0x0 0x2000 + FW_MAIN_A(CBFS)@0x2000 0x80000 + RW_FWID_A@0x82000 0x100 + RW_DDR_TRAINING_A@0x82100 0x4000 + RW_XBL_BUFFER_A@0x86100 0x4000 + } + RW_SHARED@0x13D200 0x1000 { + SHARED_DATA@0x0 0x1000 + } + RW_SECTION_B@0x13E200 0x8A100 { + VBLOCK_B@0x0 0x2000 + FW_MAIN_B(CBFS)@0x2000 0x80000 + RW_FWID_B@0x82000 0x100 + RW_DDR_TRAINING_B@0x82100 0x4000 + RW_XBL_BUFFER_B@0x86100 0x4000 + } +} diff --git a/src/mainboard/google/cheza/devicetree.cb b/src/mainboard/google/cheza/devicetree.cb new file mode 100644 index 0000000..41942f1 --- /dev/null +++ b/src/mainboard/google/cheza/devicetree.cb @@ -0,0 +1,18 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2018, The Linux Foundation. All rights reserved. +## +## This program is free software; you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation; version 2 of the License. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## + +chip soc/qualcomm/sdm845 + device cpu_cluster 0 on end +end diff --git a/src/mainboard/google/cheza/mainboard.c b/src/mainboard/google/cheza/mainboard.c new file mode 100644 index 0000000..6a3fad9 --- /dev/null +++ b/src/mainboard/google/cheza/mainboard.c @@ -0,0 +1,32 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2018, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <device/device.h> +#include <bootblock_common.h> + +static void mainboard_init(device_t dev) +{ + +} + +static void mainboard_enable(device_t dev) +{ + dev->ops->init = &mainboard_init; +} + +struct chip_operations mainboard_ops = { + .name = CONFIG_MAINBOARD_PART_NUMBER, + .enable_dev = mainboard_enable, +}; diff --git a/src/mainboard/google/cheza/memlayout.ld b/src/mainboard/google/cheza/memlayout.ld new file mode 100644 index 0000000..1ae10a5 --- /dev/null +++ b/src/mainboard/google/cheza/memlayout.ld @@ -0,0 +1,16 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2018, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + + #include <soc/memlayout.ld> diff --git a/src/mainboard/google/cheza/romstage.c b/src/mainboard/google/cheza/romstage.c new file mode 100644 index 0000000..8f25898 --- /dev/null +++ b/src/mainboard/google/cheza/romstage.c @@ -0,0 +1,25 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2018, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <arch/exception.h> +#include <cbmem.h> +#include <program_loading.h> + +void main(void) +{ + exception_init(); + cbmem_initialize_empty(); + run_ramstage(); +} diff --git a/src/soc/qualcomm/sdm845/Kconfig b/src/soc/qualcomm/sdm845/Kconfig new file mode 100644 index 0000000..747052e --- /dev/null +++ b/src/soc/qualcomm/sdm845/Kconfig @@ -0,0 +1,36 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2018, The Linux Foundation. All rights reserved. +## +## This program is free software; you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation; version 2 of the License. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## + +config SOC_QUALCOMM_SDM845 + bool + default n + select ARCH_BOOTBLOCK_ARMV8_64 + select ARCH_RAMSTAGE_ARMV8_64 + select ARCH_ROMSTAGE_ARMV8_64 + select ARCH_VERSTAGE_ARMV8_64 + select BOOTBLOCK_CONSOLE + select GENERIC_GPIO_LIB + select GENERIC_UDELAY + select HAVE_MONOTONIC_TIMER + +if SOC_QUALCOMM_SDM845 + +config VBOOT + select VBOOT_SEPARATE_VERSTAGE + select VBOOT_RETURN_FROM_VERSTAGE + select VBOOT_OPROM_MATTERS + select VBOOT_STARTS_IN_BOOTBLOCK + +endif diff --git a/src/soc/qualcomm/sdm845/Makefile.inc b/src/soc/qualcomm/sdm845/Makefile.inc new file mode 100644 index 0000000..1d76649 --- /dev/null +++ b/src/soc/qualcomm/sdm845/Makefile.inc @@ -0,0 +1,54 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2018, The Linux Foundation. All rights reserved. +## +## This program is free software; you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation; version 2 of the License. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## + +ifeq ($(CONFIG_SOC_QUALCOMM_SDM845),y) + +################################################################################ +bootblock-y += bootblock.c +bootblock-y += timer.c +bootblock-y += spi.c +bootblock-y += i2c.c + +################################################################################ +verstage-y += stage_entry.c +verstage-y += timer.c +verstage-y += spi.c +verstage-y += i2c.c + +################################################################################ +romstage-y += stage_entry.c +romstage-y += timer.c +romstage-y += spi.c +romstage-y += cbmem.c +romstage-y += i2c.c + +################################################################################ +ramstage-y += stage_entry.c +ramstage-y += soc.c +ramstage-y += timer.c +ramstage-y += spi.c +ramstage-y += cbmem.c +ramstage-y += i2c.c + +################################################################################ + +CPPFLAGS_common += -Isrc/soc/qualcomm/sdm845/include + +$(objcbfs)/bootblock.bin: $(objcbfs)/bootblock.raw.bin + @printf "Generating: $(subst $(obj)/,,$(@))\n" + @mkdir -p $(dir $@) + cp $(objcbfs)/bootblock.raw.bin $(objcbfs)/bootblock.bin + +endif diff --git a/src/soc/qualcomm/sdm845/bootblock.c b/src/soc/qualcomm/sdm845/bootblock.c new file mode 100644 index 0000000..3440dd7 --- /dev/null +++ b/src/soc/qualcomm/sdm845/bootblock.c @@ -0,0 +1,29 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2018, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <bootblock_common.h> +#include <string.h> + +extern u8 _bss[], _ebss[]; + +void bootblock_soc_early_init(void) +{ + memset(_bss, 0, (_ebss-_bss)); +} + +void bootblock_soc_init(void) +{ + +} diff --git a/src/soc/qualcomm/sdm845/cbmem.c b/src/soc/qualcomm/sdm845/cbmem.c new file mode 100644 index 0000000..45cda8f --- /dev/null +++ b/src/soc/qualcomm/sdm845/cbmem.c @@ -0,0 +1,21 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2018, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <cbmem.h> + +void *cbmem_top(void) +{ + return NULL; +} diff --git a/src/soc/qualcomm/sdm845/i2c.c b/src/soc/qualcomm/sdm845/i2c.c new file mode 100644 index 0000000..8ce6f54 --- /dev/null +++ b/src/soc/qualcomm/sdm845/i2c.c @@ -0,0 +1,22 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2018, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <device/i2c_simple.h> + +int platform_i2c_transfer(unsigned bus, struct i2c_msg *segments, + int seg_count) +{ + return 0; +} diff --git a/src/soc/qualcomm/sdm845/include/soc/gpio.h b/src/soc/qualcomm/sdm845/include/soc/gpio.h new file mode 100644 index 0000000..9b2a0f4 --- /dev/null +++ b/src/soc/qualcomm/sdm845/include/soc/gpio.h @@ -0,0 +1,23 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2018, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#ifndef _SOC_QUALCOMM_SDM845_GPIO_H_ +#define _SOC_QUALCOMM_SDM845_GPIO_H_ + +#include <types.h> + +typedef u32 gpio_t; + +#endif // _SOC_QUALCOMM_SDM845_GPIO_H_ diff --git a/src/soc/qualcomm/sdm845/include/soc/memlayout.ld b/src/soc/qualcomm/sdm845/include/soc/memlayout.ld new file mode 100644 index 0000000..a81df2c --- /dev/null +++ b/src/soc/qualcomm/sdm845/include/soc/memlayout.ld @@ -0,0 +1,68 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2018, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <memlayout.h> +#include <arch/header.ld> + +#define SRAM_XBL_START(addr) SYMBOL(xbl, addr) +#define SRAM_XBL_END(addr) SYMBOL(exbl, addr) + +#define SRAM2_START(addr) SYMBOL(sram2, addr) +#define SRAM2_END(addr) SYMBOL(esram2, addr) + +#define SRAM3_START(addr) SYMBOL(sram3, addr) +#define SRAM3_END(addr) SYMBOL(esram3, addr) + +#define SRAM4_START(addr) SYMBOL(sram4, addr) +#define SRAM4_END(addr) SYMBOL(esram4, addr) + +// SYSTEM_IMEM : 0x14680000 - 0x146C0000 +// BOOT_IMEM : 0x14800000 - 0x14980000 + +SECTIONS +{ + SRAM_START(0x14680000) + OVERLAP_VERSTAGE_ROMSTAGE(0x14680000, 95K) + SRAM_END(0x1469FC00) + + SRAM2_START(0x146A0000) + // This area, used by other firmware in system + SRAM2_END(0x146C0000) + + SRAM3_START(0x14800000) + // This area, contains PBL shared data & mmu non-cacheable areas + SRAM3_END(0x14816000) + + SRAM4_START(0x14816000) + BOOTBLOCK(0x14816000, 32K) + TTB(0x1481E000, 64K) + VBOOT2_WORK(0x1482E000, 16K) + STACK(0x14832000, 16K) + TIMESTAMP(0x14836000, 1K) + PRERAM_CBMEM_CONSOLE(0x14836400, 32K) + PRERAM_CBFS_CACHE(0x1483E400, 70K) + SRAM_XBL_START(0x1484FC00) + // size available is 1217KB + // qclib.elf starts at 0x148F2000, 512KB + // dcb.elf starts at 0x14972000, 8KB + // pmic.elf starts at 0x14974000, 48KB + SRAM_XBL_END(0x14980000) + SRAM4_END(0x14980000) + + DRAM_START(0x80000000) + RAMSTAGE(0x80800000, 128K) + SYMBOL(memlayout_cbmem_top, 0xA1000000) + POSTRAM_CBFS_CACHE(0xA1000000, 384K) +} diff --git a/src/soc/qualcomm/sdm845/soc.c b/src/soc/qualcomm/sdm845/soc.c new file mode 100644 index 0000000..9f2fbc4 --- /dev/null +++ b/src/soc/qualcomm/sdm845/soc.c @@ -0,0 +1,41 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2018, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <device/device.h> + +static void soc_read_resources(device_t dev) +{ + +} + +static void soc_init(device_t dev) +{ + +} + +static struct device_operations soc_ops = { + .read_resources = soc_read_resources, + .init = soc_init, +}; + +static void enable_soc_dev(device_t dev) +{ + dev->ops = &soc_ops; +} + +struct chip_operations soc_qualcomm_sdm845_ops = { + CHIP_NAME("SOC Qualcomm SDM845") + .enable_dev = enable_soc_dev, +}; diff --git a/src/soc/qualcomm/sdm845/spi.c b/src/soc/qualcomm/sdm845/spi.c new file mode 100644 index 0000000..175b6cf --- /dev/null +++ b/src/soc/qualcomm/sdm845/spi.c @@ -0,0 +1,50 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2018, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <spi-generic.h> +#include <spi_flash.h> + +static int spi_ctrlr_claim_bus(const struct spi_slave *slave) +{ + return 0; +} + +static void spi_ctrlr_release_bus(const struct spi_slave *slave) +{ + +} + +static int spi_ctrlr_xfer(const struct spi_slave *slave, const void *dout, + size_t bytes_out, void *din, size_t bytes_in) +{ + return 0; +} + +static const struct spi_ctrlr spi_ctrlr = { + .claim_bus = spi_ctrlr_claim_bus, + .release_bus = spi_ctrlr_release_bus, + .xfer = spi_ctrlr_xfer, + .max_xfer_size = 65535, +}; + +const struct spi_ctrlr_buses spi_ctrlr_bus_map[] = { + { + .ctrlr = &spi_ctrlr, + .bus_start = 0, + .bus_end = 0, + }, +}; + +const size_t spi_ctrlr_bus_map_count = ARRAY_SIZE(spi_ctrlr_bus_map); diff --git a/src/soc/qualcomm/sdm845/stage_entry.c b/src/soc/qualcomm/sdm845/stage_entry.c new file mode 100644 index 0000000..4cfa9bd --- /dev/null +++ b/src/soc/qualcomm/sdm845/stage_entry.c @@ -0,0 +1,27 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2018, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <symbols.h> +#include <string.h> + +extern u8 _bss[], _ebss[]; +extern void main(void); +void stage_entry(void); + +void stage_entry(void) +{ + memset(_bss, 0, (_ebss-_bss)); + main(); +} diff --git a/src/soc/qualcomm/sdm845/timer.c b/src/soc/qualcomm/sdm845/timer.c new file mode 100644 index 0000000..b1df161 --- /dev/null +++ b/src/soc/qualcomm/sdm845/timer.c @@ -0,0 +1,27 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2018, The Linux Foundation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <timer.h> +#include <delay.h> + +void timer_monotonic_get(struct mono_time *mt) +{ + +} + +void init_timer(void) +{ + +}
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T.Michael Turney (Code Review)