| ahc_pci.c (71717) | ahc_pci.c (74094) |
|---|---|
| 1/* 2 * FreeBSD, PCI product support functions 3 * 4 * Copyright (c) 1995-2001 Justin T. Gibbs 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions --- 16 unchanged lines hidden (view full) --- 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 * 31 * $Id$ 32 * | 1/* 2 * FreeBSD, PCI product support functions 3 * 4 * Copyright (c) 1995-2001 Justin T. Gibbs 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions --- 16 unchanged lines hidden (view full) --- 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 * 31 * $Id$ 32 * |
| 33 * $FreeBSD: head/sys/dev/aic7xxx/ahc_pci.c 71717 2001-01-27 20:54:24Z gibbs $ | 33 * $FreeBSD: head/sys/dev/aic7xxx/ahc_pci.c 74094 2001-03-11 06:34:17Z gibbs $ |
| 34 */ 35 36#include <dev/aic7xxx/aic7xxx_freebsd.h> 37 38#define AHC_PCI_IOADDR PCIR_MAPS /* I/O Address */ 39#define AHC_PCI_MEMADDR (PCIR_MAPS + 4) /* Mem I/O Address */ 40 41static int ahc_pci_probe(device_t dev); --- 166 unchanged lines hidden (view full) --- 208 ahc->platform_data->irq = 209 bus_alloc_resource(ahc->dev_softc, SYS_RES_IRQ, &zero, 210 0, ~0, 1, RF_ACTIVE | RF_SHAREABLE); 211 if (ahc->platform_data->irq == NULL) 212 return (ENOMEM); 213 ahc->platform_data->irq_res_type = SYS_RES_IRQ; 214 return (0); 215} | 34 */ 35 36#include <dev/aic7xxx/aic7xxx_freebsd.h> 37 38#define AHC_PCI_IOADDR PCIR_MAPS /* I/O Address */ 39#define AHC_PCI_MEMADDR (PCIR_MAPS + 4) /* Mem I/O Address */ 40 41static int ahc_pci_probe(device_t dev); --- 166 unchanged lines hidden (view full) --- 208 ahc->platform_data->irq = 209 bus_alloc_resource(ahc->dev_softc, SYS_RES_IRQ, &zero, 210 0, ~0, 1, RF_ACTIVE | RF_SHAREABLE); 211 if (ahc->platform_data->irq == NULL) 212 return (ENOMEM); 213 ahc->platform_data->irq_res_type = SYS_RES_IRQ; 214 return (0); 215} |
| 216 217void 218ahc_power_state_change(struct ahc_softc *ahc, ahc_power_state new_state) 219{ 220 uint32_t cap; 221 u_int cap_offset; 222 223 /* 224 * Traverse the capability list looking for 225 * the power management capability. 226 */ 227 cap = 0; 228 cap_offset = ahc_pci_read_config(ahc->dev_softc, 229 PCIR_CAP_PTR, /*bytes*/1); 230 while (cap_offset != 0) { 231 232 cap = ahc_pci_read_config(ahc->dev_softc, 233 cap_offset, /*bytes*/4); 234 if ((cap & 0xFF) == 1 235 && ((cap >> 16) & 0x3) > 0) { 236 uint32_t pm_control; 237 238 pm_control = ahc_pci_read_config(ahc->dev_softc, 239 cap_offset + 4, 240 /*bytes*/4); 241 pm_control &= ~0x3; 242 pm_control |= new_state; 243 ahc_pci_write_config(ahc->dev_softc, 244 cap_offset + 4, 245 pm_control, /*bytes*/2); 246 break; 247 } 248 cap_offset = (cap >> 8) & 0xFF; 249 } 250} |
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