1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
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
|
/*
* This file is part of the flashrom project.
*
* Copyright 2022 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 "lifecycle.h"
#if CONFIG_PARADE_LSPCON == 1
/* Same macros as in parade_lspcon.c programmer. */
/* FIXME(aklm): should driver register maps be defined in `include/drivers/` for sharing with tests? */
#define REGISTER_ADDRESS 0x4a
#define SPISTATUS 0x9e
#define SPISTATUS_SECTOR_ERASE_FINISHED 0
#define SWSPICTL 0x93
#define SWSPICTL_ENABLE_READBACK 0x8
#define SWSPI_RDATA 0x91
/* Macros for test run. */
#define DATA_TO_READ 0
#define MAX_REG_BUF_LEN 2
struct parade_lspcon_io_state {
unsigned long addr; /* Address to read and write */
uint8_t reg_buf[MAX_REG_BUF_LEN]; /* Last value written to the register address */
};
static int parade_lspcon_ioctl(void *state, int fd, unsigned long request, va_list args)
{
struct parade_lspcon_io_state *io_state = state;
if (request == I2C_SLAVE)
/* Addr is the next (and the only) argument in the parameters list for this ioctl call. */
io_state->addr = va_arg(args, unsigned long);
return 0;
}
static int parade_lspcon_read(void *state, int fd, void *buf, size_t sz)
{
struct parade_lspcon_io_state *io_state = state;
/*
* Parade_lspcon programmer has operations over register address and
* page address. In the current emulation for basic lifecycle we need
* to emulate operations over register address. Page address can do
* nothing for now, and just return successful return value.
*
* For future, if this unit test is upgraded to run probing lifecycle,
* page address operations might need to be fully emulated.
*/
if (io_state->addr != REGISTER_ADDRESS)
return sz;
assert_int_equal(sz, 1);
switch (io_state->reg_buf[0]) {
case SPISTATUS:
memset(buf, SPISTATUS_SECTOR_ERASE_FINISHED, sz);
break;
case SWSPICTL:
memset(buf, SWSPICTL_ENABLE_READBACK, sz);
break;
case SWSPI_RDATA:
memset(buf, DATA_TO_READ, sz);
break;
default:
memset(buf, 0, sz);
break;
}
return sz;
}
static int parade_lspcon_write(void *state, int fd, const void *buf, size_t sz)
{
struct parade_lspcon_io_state *io_state = state;
/*
* Only register address operations are needed to be emulated for basic lifecycle.
* See also comment in `parade_lspcon_read`.
*/
if (io_state->addr != REGISTER_ADDRESS)
return sz;
assert_true(sz <= MAX_REG_BUF_LEN);
memcpy(io_state->reg_buf, buf, sz);
return sz;
}
void parade_lspcon_basic_lifecycle_test_success(void **state)
{
struct parade_lspcon_io_state parade_lspcon_io_state = { 0 };
struct io_mock_fallback_open_state parade_lspcon_fallback_open_state = {
.noc = 0,
.paths = { "/dev/i2c-254", NULL },
.flags = { O_RDWR },
};
const struct io_mock parade_lspcon_io = {
.state = ¶de_lspcon_io_state,
.iom_ioctl = parade_lspcon_ioctl,
.iom_read = parade_lspcon_read,
.iom_write = parade_lspcon_write,
.fallback_open_state = ¶de_lspcon_fallback_open_state,
};
run_basic_lifecycle(state, ¶de_lspcon_io, &programmer_parade_lspcon, "bus=254,allow_brick=yes");
}
void parade_lspcon_no_allow_brick_test_success(void **state)
{
struct io_mock_fallback_open_state parade_lspcon_fallback_open_state = {
.noc = 0,
.paths = { "/dev/i2c-254", NULL },
.flags = { O_RDWR },
};
const struct io_mock parade_lspcon_io = {
.fallback_open_state = ¶de_lspcon_fallback_open_state,
};
run_init_error_path(state, ¶de_lspcon_io, &programmer_parade_lspcon,
"bus=254", SPI_GENERIC_ERROR);
}
#else
SKIP_TEST(parade_lspcon_basic_lifecycle_test_success)
SKIP_TEST(parade_lspcon_no_allow_brick_test_success)
#endif /* CONFIG_PARADE_LSPCON */
|
