2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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33 #include <sys/cdefs.h>
34 __FBSDID("$FreeBSD$");
39 __checkReturn efx_rc_t
43 __in efsys_mem_t *esmp,
48 uint32_t stop = start + n;
49 efsys_dma_addr_t addr;
54 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
55 EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_NIC);
57 #if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD || EFSYS_OPT_MEDFORD2
58 if (enp->en_family == EFX_FAMILY_HUNTINGTON ||
59 enp->en_family == EFX_FAMILY_MEDFORD ||
60 enp->en_family == EFX_FAMILY_MEDFORD2) {
62 * FIXME: the efx_sram_buf_tbl_*() functionality needs to be
63 * pulled inside the Falcon/Siena queue create/destroy code,
64 * and then the original functions can be removed (see bug30834
65 * comment #1). But, for now, we just ensure that they are
66 * no-ops for EF10, to allow bringing up existing drivers
67 * without modification.
72 #endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD || EFSYS_OPT_MEDFORD2 */
74 if (stop >= EFX_BUF_TBL_SIZE) {
79 /* Add the entries into the buffer table */
80 addr = EFSYS_MEM_ADDR(esmp);
81 for (id = start; id != stop; id++) {
82 EFX_POPULATE_QWORD_5(qword,
83 FRF_AZ_IP_DAT_BUF_SIZE, 0, FRF_AZ_BUF_ADR_REGION, 0,
84 FRF_AZ_BUF_ADR_FBUF_DW0,
85 (uint32_t)((addr >> 12) & 0xffffffff),
86 FRF_AZ_BUF_ADR_FBUF_DW1,
87 (uint32_t)((addr >> 12) >> 32),
88 FRF_AZ_BUF_OWNER_ID_FBUF, 0);
90 EFX_BAR_TBL_WRITEQ(enp, FR_AZ_BUF_FULL_TBL,
96 EFSYS_PROBE2(buf, uint32_t, start, uint32_t, stop - 1);
98 /* Flush the write buffer */
99 EFX_POPULATE_OWORD_2(oword, FRF_AZ_BUF_UPD_CMD, 1,
100 FRF_AZ_BUF_CLR_CMD, 0);
101 EFX_BAR_WRITEO(enp, FR_AZ_BUF_TBL_UPD_REG, &oword);
103 /* Poll for the last entry being written to the buffer table */
104 EFSYS_ASSERT3U(id, ==, stop);
105 addr -= EFX_BUF_SIZE;
109 EFSYS_PROBE1(wait, unsigned int, count);
114 EFX_BAR_TBL_READQ(enp, FR_AZ_BUF_FULL_TBL,
117 if (EFX_QWORD_FIELD(qword, FRF_AZ_BUF_ADR_FBUF_DW0) ==
118 (uint32_t)((addr >> 12) & 0xffffffff) &&
119 EFX_QWORD_FIELD(qword, FRF_AZ_BUF_ADR_FBUF_DW1) ==
120 (uint32_t)((addr >> 12) >> 32))
123 } while (++count < 100);
129 /* Verify the rest of the entries in the buffer table */
130 while (--id != start) {
131 addr -= EFX_BUF_SIZE;
133 /* Read the buffer table entry */
134 EFX_BAR_TBL_READQ(enp, FR_AZ_BUF_FULL_TBL,
137 if (EFX_QWORD_FIELD(qword, FRF_AZ_BUF_ADR_FBUF_DW0) !=
138 (uint32_t)((addr >> 12) & 0xffffffff) ||
139 EFX_QWORD_FIELD(qword, FRF_AZ_BUF_ADR_FBUF_DW1) !=
140 (uint32_t)((addr >> 12) >> 32)) {
156 EFX_POPULATE_OWORD_4(oword, FRF_AZ_BUF_UPD_CMD, 0,
157 FRF_AZ_BUF_CLR_CMD, 1, FRF_AZ_BUF_CLR_END_ID, id - 1,
158 FRF_AZ_BUF_CLR_START_ID, start);
159 EFX_BAR_WRITEO(enp, FR_AZ_BUF_TBL_UPD_REG, &oword);
162 EFSYS_PROBE1(fail1, efx_rc_t, rc);
168 efx_sram_buf_tbl_clear(
175 uint32_t stop = start + n;
177 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
178 EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_NIC);
180 #if EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD || EFSYS_OPT_MEDFORD2
181 if (enp->en_family == EFX_FAMILY_HUNTINGTON ||
182 enp->en_family == EFX_FAMILY_MEDFORD ||
183 enp->en_family == EFX_FAMILY_MEDFORD2) {
185 * FIXME: the efx_sram_buf_tbl_*() functionality needs to be
186 * pulled inside the Falcon/Siena queue create/destroy code,
187 * and then the original functions can be removed (see bug30834
188 * comment #1). But, for now, we just ensure that they are
189 * no-ops for EF10, to allow bringing up existing drivers
190 * without modification.
195 #endif /* EFSYS_OPT_HUNTINGTON || EFSYS_OPT_MEDFORD || EFSYS_OPT_MEDFORD2 */
197 EFSYS_ASSERT3U(stop, <, EFX_BUF_TBL_SIZE);
199 EFSYS_PROBE2(buf, uint32_t, start, uint32_t, stop - 1);
201 EFX_POPULATE_OWORD_4(oword, FRF_AZ_BUF_UPD_CMD, 0,
202 FRF_AZ_BUF_CLR_CMD, 1, FRF_AZ_BUF_CLR_END_ID, stop - 1,
203 FRF_AZ_BUF_CLR_START_ID, start);
204 EFX_BAR_WRITEO(enp, FR_AZ_BUF_TBL_UPD_REG, &oword);
211 efx_sram_byte_increment_set(
213 __in boolean_t negate,
214 __out efx_qword_t *eqp)
216 size_t offset = row * FR_AZ_SRM_DBG_REG_STEP;
219 _NOTE(ARGUNUSED(negate))
221 for (index = 0; index < sizeof (efx_qword_t); index++)
222 eqp->eq_u8[index] = offset + index;
226 efx_sram_all_the_same_set(
228 __in boolean_t negate,
229 __out efx_qword_t *eqp)
231 _NOTE(ARGUNUSED(row))
236 EFX_ZERO_QWORD(*eqp);
240 efx_sram_bit_alternate_set(
242 __in boolean_t negate,
243 __out efx_qword_t *eqp)
245 _NOTE(ARGUNUSED(row))
247 EFX_POPULATE_QWORD_2(*eqp,
248 EFX_DWORD_0, (negate) ? 0x55555555 : 0xaaaaaaaa,
249 EFX_DWORD_1, (negate) ? 0x55555555 : 0xaaaaaaaa);
253 efx_sram_byte_alternate_set(
255 __in boolean_t negate,
256 __out efx_qword_t *eqp)
258 _NOTE(ARGUNUSED(row))
260 EFX_POPULATE_QWORD_2(*eqp,
261 EFX_DWORD_0, (negate) ? 0x00ff00ff : 0xff00ff00,
262 EFX_DWORD_1, (negate) ? 0x00ff00ff : 0xff00ff00);
266 efx_sram_byte_changing_set(
268 __in boolean_t negate,
269 __out efx_qword_t *eqp)
271 size_t offset = row * FR_AZ_SRM_DBG_REG_STEP;
274 for (index = 0; index < sizeof (efx_qword_t); index++) {
277 if (offset / 256 == 0)
278 byte = (uint8_t)((offset % 257) % 256);
280 byte = (uint8_t)(~((offset - 8) % 257) % 256);
282 eqp->eq_u8[index] = (negate) ? ~byte : byte;
287 efx_sram_bit_sweep_set(
289 __in boolean_t negate,
290 __out efx_qword_t *eqp)
292 size_t offset = row * FR_AZ_SRM_DBG_REG_STEP;
296 EFX_CLEAR_QWORD_BIT(*eqp, (offset / sizeof (efx_qword_t)) % 64);
298 EFX_ZERO_QWORD(*eqp);
299 EFX_SET_QWORD_BIT(*eqp, (offset / sizeof (efx_qword_t)) % 64);
303 efx_sram_pattern_fn_t __efx_sram_pattern_fns[] = {
304 efx_sram_byte_increment_set,
305 efx_sram_all_the_same_set,
306 efx_sram_bit_alternate_set,
307 efx_sram_byte_alternate_set,
308 efx_sram_byte_changing_set,
309 efx_sram_bit_sweep_set
312 __checkReturn efx_rc_t
315 __in efx_pattern_type_t type)
317 efx_sram_pattern_fn_t func;
319 EFSYS_ASSERT3U(enp->en_magic, ==, EFX_NIC_MAGIC);
321 EFSYS_ASSERT3U(enp->en_mod_flags, &, EFX_MOD_NIC);
323 EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_RX));
324 EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_TX));
325 EFSYS_ASSERT(!(enp->en_mod_flags & EFX_MOD_EV));
327 /* SRAM testing is only available on Siena. */
328 if (enp->en_family != EFX_FAMILY_SIENA)
331 /* Select pattern generator */
332 EFSYS_ASSERT3U(type, <, EFX_PATTERN_NTYPES);
333 func = __efx_sram_pattern_fns[type];
335 return (siena_sram_test(enp, func));
338 #endif /* EFSYS_OPT_DIAG */