/* * This file is part of the flashrom project. * * Copyright 2020 Google LLC * * 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 #include "programmer.h" #include "flashchips.h" #include "chipdrivers.h" #include "spi.h" struct flashchip mock_chip = { .vendor = "Generic", .name = "unknown SPI chip (RDID)", .bustype = BUS_SPI, .manufacture_id = GENERIC_MANUF_ID, .model_id = GENERIC_DEVICE_ID, .total_size = 0, .page_size = 256, .tested = TEST_BAD_PREW, .probe = probe_spi_rdid, .write = NULL, }; /* * This declaration is needed for visibility, so that wrap below could * redirect to real function. */ int __real_spi_send_command(const struct flashctx *flash, unsigned int writecnt, unsigned int readcnt, const unsigned char *writearr, unsigned char *readarr); int __wrap_spi_send_command(const struct flashctx *flash, unsigned int writecnt, unsigned int readcnt, const unsigned char *writearr, unsigned char *readarr) { if (flash->chip != &mock_chip) /* * Caller is some other test, redirecting to real function. * This test is the only one which uses wrap of spi_send_command, * all other tests use real function. */ return __real_spi_send_command(flash, writecnt, readcnt, writearr, readarr); check_expected_ptr(flash); assert_int_equal(writecnt, mock_type(int)); assert_int_equal(writearr[0], mock_type(int)); int rcnt = mock_type(int); assert_int_equal(readcnt, rcnt); for (int i = 0; i < rcnt; i++) readarr[i] = i; return 0; } void spi_write_enable_test_success(void **state) { (void) state; /* unused */ /* setup initial test state. */ struct flashctx flashctx = { .chip = &mock_chip }; expect_memory(__wrap_spi_send_command, flash, &flashctx, sizeof(flashctx)); will_return(__wrap_spi_send_command, JEDEC_WREN_OUTSIZE); will_return(__wrap_spi_send_command, JEDEC_WREN); will_return(__wrap_spi_send_command, JEDEC_WREN_INSIZE); assert_int_equal(0, spi_write_enable(&flashctx)); } void spi_write_disable_test_success(void **state) { (void) state; /* unused */ /* setup initial test state. */ struct flashctx flashctx = { .chip = &mock_chip }; expect_memory(__wrap_spi_send_command, flash, &flashctx, sizeof(flashctx)); will_return(__wrap_spi_send_command, JEDEC_WRDI_OUTSIZE); will_return(__wrap_spi_send_command, JEDEC_WRDI); will_return(__wrap_spi_send_command, JEDEC_WRDI_INSIZE); assert_int_equal(0, spi_write_disable(&flashctx)); } void probe_spi_rdid_test_success(void **state) { (void) state; /* unused */ /* setup initial test state. */ struct flashctx flashctx = { .chip = &mock_chip }; expect_memory(__wrap_spi_send_command, flash, &flashctx, sizeof(flashctx)); will_return(__wrap_spi_send_command, JEDEC_RDID_OUTSIZE); will_return(__wrap_spi_send_command, JEDEC_RDID); will_return(__wrap_spi_send_command, JEDEC_RDID_INSIZE); assert_int_equal(0, probe_spi_rdid(&flashctx)); } void probe_spi_rdid4_test_success(void **state) { (void) state; /* unused */ /* setup initial test state. */ struct flashctx flashctx = { .chip = &mock_chip }; expect_memory(__wrap_spi_send_command, flash, &flashctx, sizeof(flashctx)); will_return(__wrap_spi_send_command, JEDEC_RDID_OUTSIZE); will_return(__wrap_spi_send_command, JEDEC_RDID); will_return(__wrap_spi_send_command, JEDEC_RDID_INSIZE + 1); assert_int_equal(0, probe_spi_rdid4(&flashctx)); } void probe_spi_rems_test_success(void **state) { (void) state; /* unused */ /* setup initial test state. */ struct flashctx flashctx = { .chip = &mock_chip }; expect_memory(__wrap_spi_send_command, flash, &flashctx, sizeof(flashctx)); will_return(__wrap_spi_send_command, JEDEC_REMS_OUTSIZE); will_return(__wrap_spi_send_command, JEDEC_REMS); will_return(__wrap_spi_send_command, JEDEC_REMS_INSIZE); assert_int_equal(0, probe_spi_rems(&flashctx)); } void probe_spi_res1_test_success(void **state) { (void) state; /* unused */ /* setup initial test state. */ struct flashctx flashctx = { .chip = &mock_chip }; expect_memory(__wrap_spi_send_command, flash, &flashctx, sizeof(flashctx)); will_return(__wrap_spi_send_command, JEDEC_RES_OUTSIZE); will_return(__wrap_spi_send_command, JEDEC_RES); will_return(__wrap_spi_send_command, JEDEC_RES_INSIZE + 1); assert_int_equal(0, probe_spi_res2(&flashctx)); } void probe_spi_res2_test_success(void **state) { (void) state; /* unused */ /* setup initial test state. */ clear_spi_id_cache(); struct flashctx flashctx = { .chip = &mock_chip }; expect_memory(__wrap_spi_send_command, flash, &flashctx, sizeof(flashctx)); will_return(__wrap_spi_send_command, JEDEC_RES_OUTSIZE); will_return(__wrap_spi_send_command, JEDEC_RES); will_return(__wrap_spi_send_command, JEDEC_RES_INSIZE + 1); assert_int_equal(0, probe_spi_res2(&flashctx)); } void probe_spi_res3_test_success(void **state) { (void) state; /* unused */ /* setup initial test state. */ struct flashctx flashctx = { .chip = &mock_chip }; expect_memory(__wrap_spi_send_command, flash, &flashctx, sizeof(flashctx)); will_return(__wrap_spi_send_command, JEDEC_RES_OUTSIZE); will_return(__wrap_spi_send_command, JEDEC_RES); will_return(__wrap_spi_send_command, JEDEC_RES_INSIZE + 2); assert_int_equal(0, probe_spi_res3(&flashctx)); } void probe_spi_at25f_test_success(void **state) { (void) state; /* unused */ /* setup initial test state. */ struct flashctx flashctx = { .chip = &mock_chip }; expect_memory(__wrap_spi_send_command, flash, &flashctx, sizeof(flashctx)); will_return(__wrap_spi_send_command, AT25F_RDID_OUTSIZE); will_return(__wrap_spi_send_command, AT25F_RDID); will_return(__wrap_spi_send_command, AT25F_RDID_INSIZE); assert_int_equal(0, probe_spi_at25f(&flashctx)); } /* spi95.c */ void probe_spi_st95_test_success(void **state) { (void) state; /* unused */ /* setup initial test state. */ struct flashctx flashctx = { .chip = &mock_chip }; expect_memory(__wrap_spi_send_command, flash, &flashctx, sizeof(flashctx)); /* chip total size < 64K. */ uint32_t rdid_outsize = ST_M95_RDID_2BA_OUTSIZE; // 16 bit address will_return(__wrap_spi_send_command, rdid_outsize); will_return(__wrap_spi_send_command, ST_M95_RDID); will_return(__wrap_spi_send_command, ST_M95_RDID_INSIZE); assert_int_equal(0, probe_spi_st95(&flashctx)); } ='n112' href='#n112'>112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235