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Issue #19151 Signed-off-by: Dan McArdle <dmcardle@opentitan.org>
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153 changes: 153 additions & 0 deletions
153
sw/device/silicon_creator/lib/bootstrap_unittest_util.cc
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| // Copyright lowRISC contributors. | ||
| // Licensed under the Apache License, Version 2.0, see LICENSE for details. | ||
| // SPDX-License-Identifier: Apache-2.0 | ||
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| #include "sw/device/silicon_creator/lib/bootstrap_unittest_util.h" | ||
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| #include <stdint.h> | ||
| #include <string.h> | ||
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| #include "sw/device/silicon_creator/lib/base/chip.h" | ||
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| #include "flash_ctrl_regs.h" | ||
| #include "gpio_regs.h" | ||
| #include "hw/top_earlgrey/sw/autogen/top_earlgrey.h" | ||
| #include "otp_ctrl_regs.h" | ||
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| bool operator==(flash_ctrl_perms_t lhs, flash_ctrl_perms_t rhs) { | ||
| return memcmp(&lhs, &rhs, sizeof(flash_ctrl_perms_t)) == 0; | ||
| } | ||
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| namespace bootstrap_unittest_util { | ||
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| namespace { | ||
| using ::testing::DoAll; | ||
| using ::testing::NotNull; | ||
| using ::testing::Return; | ||
| using ::testing::SetArgPointee; | ||
| } // namespace | ||
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| void BootstrapTest::ExpectBootstrapRequestCheck(bool requested) { | ||
| EXPECT_CALL(otp_, | ||
| read32(OTP_CTRL_PARAM_OWNER_SW_CFG_ROM_BOOTSTRAP_DIS_OFFSET)) | ||
| .WillOnce(Return(kHardenedBoolFalse)); | ||
| uint32_t pins = SW_STRAP_BOOTSTRAP; | ||
| if (!requested) { | ||
| pins = ~pins; | ||
| } | ||
| EXPECT_ABS_READ32(TOP_EARLGREY_GPIO_BASE_ADDR + GPIO_DATA_IN_REG_OFFSET, | ||
| pins); | ||
| } | ||
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| void BootstrapTest::ExpectSpiCmd(spi_device_cmd_t cmd) { | ||
| EXPECT_CALL(spi_device_, CmdGet(NotNull())) | ||
| .WillOnce(DoAll(SetArgPointee<0>(cmd), Return(kErrorOk))); | ||
| } | ||
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| void BootstrapTest::ExpectSpiFlashStatusGet(bool wel) { | ||
| EXPECT_CALL(spi_device_, FlashStatusGet()) | ||
| .WillOnce(Return(wel << kSpiDeviceWelBit)); | ||
| } | ||
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| void BootstrapTest::ExpectFlashCtrlWriteEnable() { | ||
| EXPECT_CALL(flash_ctrl_, DataDefaultPermsSet((flash_ctrl_perms_t){ | ||
| .read = kMultiBitBool4False, | ||
| .write = kMultiBitBool4True, | ||
| .erase = kMultiBitBool4False, | ||
| })); | ||
| } | ||
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| void BootstrapTest::ExpectFlashCtrlEraseEnable() { | ||
| EXPECT_CALL(flash_ctrl_, DataDefaultPermsSet((flash_ctrl_perms_t){ | ||
| .read = kMultiBitBool4False, | ||
| .write = kMultiBitBool4False, | ||
| .erase = kMultiBitBool4True, | ||
| })); | ||
| } | ||
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| void BootstrapTest::ExpectFlashCtrlAllDisable() { | ||
| EXPECT_CALL(flash_ctrl_, DataDefaultPermsSet((flash_ctrl_perms_t){ | ||
| .read = kMultiBitBool4False, | ||
| .write = kMultiBitBool4False, | ||
| .erase = kMultiBitBool4False, | ||
| })); | ||
| } | ||
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| void BootstrapTest::ExpectFlashCtrlChipErase(rom_error_t err0, | ||
| rom_error_t err1) { | ||
| EXPECT_CALL(flash_ctrl_, BankErasePermsSet(kHardenedBoolTrue)); | ||
| EXPECT_CALL(flash_ctrl_, DataErase(0, kFlashCtrlEraseTypeBank)) | ||
| .WillOnce(Return(err0)); | ||
| EXPECT_CALL(flash_ctrl_, DataErase(FLASH_CTRL_PARAM_BYTES_PER_BANK, | ||
| kFlashCtrlEraseTypeBank)) | ||
| .WillOnce(Return(err1)); | ||
| EXPECT_CALL(flash_ctrl_, BankErasePermsSet(kHardenedBoolFalse)); | ||
| } | ||
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| void BootstrapTest::ExpectFlashCtrlSectorErase(rom_error_t err0, | ||
| rom_error_t err1, | ||
| uint32_t addr) { | ||
| EXPECT_CALL(flash_ctrl_, DataDefaultPermsSet((flash_ctrl_perms_t){ | ||
| .read = kMultiBitBool4False, | ||
| .write = kMultiBitBool4False, | ||
| .erase = kMultiBitBool4True, | ||
| })); | ||
| EXPECT_CALL(flash_ctrl_, DataErase(addr, kFlashCtrlEraseTypePage)) | ||
| .WillOnce(Return(err0)); | ||
| EXPECT_CALL(flash_ctrl_, DataErase(addr + FLASH_CTRL_PARAM_BYTES_PER_PAGE, | ||
| kFlashCtrlEraseTypePage)) | ||
| .WillOnce(Return(err1)); | ||
| ExpectFlashCtrlAllDisable(); | ||
| } | ||
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| void BootstrapTest::ExpectFlashCtrlEraseVerify(rom_error_t err0, | ||
| rom_error_t err1) { | ||
| EXPECT_CALL(flash_ctrl_, DataEraseVerify(0, kFlashCtrlEraseTypeBank)) | ||
| .WillOnce(Return(err0)); | ||
| EXPECT_CALL(flash_ctrl_, DataEraseVerify(FLASH_CTRL_PARAM_BYTES_PER_BANK, | ||
| kFlashCtrlEraseTypeBank)) | ||
| .WillOnce(Return(err1)); | ||
| } | ||
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| spi_device_cmd_t ChipEraseCmd() { | ||
| return { | ||
| .opcode = kSpiDeviceOpcodeChipErase, | ||
| .address = kSpiDeviceNoAddress, | ||
| .payload_byte_count = 0, | ||
| .payload = {}, | ||
| }; | ||
| } | ||
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| spi_device_cmd_t SectorEraseCmd(uint32_t address) { | ||
| return { | ||
| .opcode = kSpiDeviceOpcodeSectorErase, | ||
| .address = address, | ||
| .payload_byte_count = 0, | ||
| .payload = {}, | ||
| }; | ||
| } | ||
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| spi_device_cmd_t PageProgramCmd(uint32_t address, size_t payload_byte_count) { | ||
| spi_device_cmd_t cmd{ | ||
| .opcode = kSpiDeviceOpcodePageProgram, | ||
| .address = address, | ||
| .payload_byte_count = payload_byte_count, | ||
| }; | ||
| EXPECT_LE(payload_byte_count, kSpiDevicePayloadAreaNumBytes); | ||
| for (size_t i = 0; i < payload_byte_count; ++i) { | ||
| cmd.payload[i] = static_cast<uint8_t>(i); | ||
| } | ||
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| return cmd; | ||
| } | ||
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| spi_device_cmd_t ResetCmd() { | ||
| return { | ||
| .opcode = kSpiDeviceOpcodeReset, | ||
| .address = kSpiDeviceNoAddress, | ||
| .payload_byte_count = 0, | ||
| .payload = {}, | ||
| }; | ||
| } | ||
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| } // namespace bootstrap_unittest_util |
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