| 120 | } |
| 121 | |
| 122 | static struct resource * |
| 123 | obio_alloc_resource(device_t bus, device_t child, int type, int *rid, |
| 124 | rman_res_t start, rman_res_t end, rman_res_t count, u_int flags) |
| 125 | { |
| 126 | struct resource *rv; |
| 127 | struct rman *rm; |
| 128 | bus_space_tag_t bt = 0; |
| 129 | bus_space_handle_t bh = 0; |
| 130 | struct obio_softc *sc = device_get_softc(bus); |
| 131 | |
| 132 | switch (type) { |
| 133 | case SYS_RES_IRQ: |
| 134 | switch (device_get_unit(child)) { |
| 135 | case 0: |
| 136 | start = end = OCTEON_IRQ_UART0; |
| 137 | break; |
| 138 | case 1: |
| 139 | start = end = OCTEON_IRQ_UART1; |
| 140 | break; |
| 141 | default: |
| 142 | return (NULL); |
| 143 | } |
| 144 | rm = &sc->oba_irq_rman; |
| 145 | break; |
| 146 | case SYS_RES_MEMORY: |
| 147 | return (NULL); |
| 148 | case SYS_RES_IOPORT: |
| 149 | rm = &sc->oba_rman; |
| 150 | bt = &octeon_uart_tag; |
| 151 | bh = CVMX_MIO_UARTX_RBR(device_get_unit(child)); |
| 152 | start = bh; |
| 153 | break; |
| 154 | default: |
| 155 | return (NULL); |
| 156 | } |
| 157 | |
| 158 | rv = rman_reserve_resource(rm, start, end, count, flags, child); |
| 159 | if (rv == NULL) { |
| 160 | return (NULL); |
| 161 | } |
| 162 | if (type == SYS_RES_IRQ) { |
| 163 | return (rv); |
| 164 | } |
| 165 | rman_set_rid(rv, *rid); |
| 166 | rman_set_bustag(rv, bt); |
| 167 | rman_set_bushandle(rv, bh); |
| 168 | |
| 169 | if (0) { |
| 170 | if (bus_activate_resource(child, type, *rid, rv)) { |
| 171 | rman_release_resource(rv); |
| 172 | return (NULL); |
| 173 | } |
| 174 | } |
| 175 | return (rv); |
| 176 | |
| 177 | } |
| 178 | |
| 179 | static int |
nothing calls this directly
no test coverage detected