amiro-os / devices / PowerManagement / exti.cpp @ a47d64ad
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| 1 | 58fe0e0b | Thomas Schöpping | #include <ch.hpp> |
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| 2 | #include <hal.h> |
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| 3 | |||
| 4 | #include <board.h> |
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| 5 | |||
| 6 | #include "exti.hpp" |
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| 7 | |||
| 8 | volatile uint32_t shutdown_now = 0x00000000u; |
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| 9 | volatile uint32_t pathdc_change = 0x00000000u; |
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| 10 | |||
| 11 | EXTConfig extcfg = {
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| 12 | |||
| 13 | {
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| 14 | /* channel 0 */
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| 15 | {
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| 16 | /* mode */ EXT_CH_MODE_DISABLED,
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| 17 | /* cb */ NULL, |
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| 18 | }, |
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| 19 | /* channel 1 */
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| 20 | {
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| 21 | /* mode */ EXT_CH_MODE_DISABLED,
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| 22 | /* cb */ NULL, |
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| 23 | }, |
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| 24 | /* channel 2 */
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| 25 | {
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| 26 | /* mode */ EXT_CH_MODE_DISABLED,
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| 27 | /* cb */ NULL, |
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| 28 | }, |
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| 29 | /* channel 3 */
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| 30 | {
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| 31 | /* mode */ EXT_CH_MODE_DISABLED,
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| 32 | /* cb */ NULL, |
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| 33 | }, |
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| 34 | /* channel 4 */
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| 35 | {
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| 36 | /* mode */ EXT_CH_MODE_DISABLED,
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| 37 | /* cb */ NULL, |
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| 38 | }, |
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| 39 | /* channel 5 */
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| 40 | {
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| 41 | /* mode */ EXT_CH_MODE_DISABLED,
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| 42 | /* cb */ NULL, |
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| 43 | }, |
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| 44 | /* channel 6 */
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| 45 | {
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| 46 | /* mode */ EXT_CH_MODE_DISABLED,
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| 47 | /* cb */ NULL, |
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| 48 | }, |
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| 49 | /* channel 7 */
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| 50 | {
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| 51 | /* mode */ EXT_CH_MODE_DISABLED,
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| 52 | /* cb */ NULL, |
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| 53 | }, |
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| 54 | /* channel 8 */
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| 55 | {
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| 56 | /* mode */ EXT_MODE_GPIOC | EXT_CH_MODE_AUTOSTART | EXT_CH_MODE_BOTH_EDGES,
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| 57 | /* cb */ pathdc_cb,
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| 58 | }, |
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| 59 | /* channel 9 */
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| 60 | {
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| 61 | /* mode */ EXT_CH_MODE_DISABLED,
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| 62 | /* cb */ NULL, |
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| 63 | }, |
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| 64 | /* channel A */
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| 65 | {
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| 66 | /* mode */ EXT_CH_MODE_DISABLED,
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| 67 | /* cb */ NULL, |
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| 68 | }, |
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| 69 | /* channel B */
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| 70 | {
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| 71 | /* mode */ EXT_CH_MODE_DISABLED,
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| 72 | /* cb */ NULL, |
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| 73 | }, |
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| 74 | /* channel C */
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| 75 | {
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| 76 | /* mode */ EXT_CH_MODE_DISABLED,
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| 77 | /* cb */ NULL, |
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| 78 | }, |
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| 79 | /* channel D */
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| 80 | {
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| 81 | /* mode */ EXT_MODE_GPIOC | EXT_CH_MODE_AUTOSTART | EXT_CH_MODE_FALLING_EDGE,
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| 82 | /* cb */ power_down_cb,
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| 83 | }, |
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| 84 | /* channel E */
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| 85 | {
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| 86 | /* mode */ EXT_CH_MODE_DISABLED,
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| 87 | /* cb */ NULL, |
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| 88 | }, |
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| 89 | /* channel F */
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| 90 | {
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| 91 | /* mode */ EXT_CH_MODE_DISABLED,
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| 92 | /* cb */ NULL, |
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| 93 | }, |
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| 94 | /* channel 10 */
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| 95 | {
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| 96 | /* mode */ EXT_CH_MODE_DISABLED,
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| 97 | /* cb */ NULL, |
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| 98 | }, |
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| 99 | /* channel 11 */
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| 100 | {
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| 101 | /* mode */ EXT_CH_MODE_DISABLED,
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| 102 | /* cb */ NULL, |
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| 103 | }, |
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| 104 | /* channel 12 */
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| 105 | {
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| 106 | /* mode */ EXT_CH_MODE_DISABLED,
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| 107 | /* cb */ NULL, |
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| 108 | }, |
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| 109 | /* channel 13 */
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| 110 | {
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| 111 | /* mode */ EXT_CH_MODE_DISABLED,
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| 112 | /* cb */ NULL, |
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| 113 | }, |
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| 114 | /* channel 14 */
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| 115 | {
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| 116 | /* mode */ EXT_CH_MODE_DISABLED,
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| 117 | /* cb */ NULL, |
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| 118 | }, |
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| 119 | /* channel 15 */
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| 120 | {
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| 121 | /* mode */ EXT_CH_MODE_DISABLED,
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| 122 | /* cb */ NULL, |
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| 123 | }, |
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| 124 | /* channel 16 */
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| 125 | {
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| 126 | /* mode */ EXT_CH_MODE_DISABLED,
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| 127 | /* cb */ NULL, |
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| 128 | }, |
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| 129 | } |
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| 130 | }; |
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| 131 | |||
| 132 | void power_down_cb(EXTDriver *extp, expchannel_t channel) {
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| 133 | |||
| 134 | (void) extp;
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| 135 | (void) channel;
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| 136 | // make sure we don't accidentally power down when somebody tries to wake us
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| 137 | if (!palReadPad(GPIOC, GPIOC_SYS_PD_N))
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| 138 | palWritePad(GPIOC, GPIOC_SYS_INT_N, PAL_LOW); // indicate that the module needs some time to shut down
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| 139 | shutdown_now = 5; // = SHUTDOWN_HANDLE_REQUEST in main.cpp |
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| 140 | } |
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| 141 | |||
| 142 | void pathdc_cb(EXTDriver *extp, expchannel_t channel) {
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| 143 | |||
| 144 | (void) extp;
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| 145 | (void) channel;
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| 146 | |||
| 147 | pathdc_change = ~0u;
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| 148 | |||
| 149 | } |