Changeset 53738d3 in mainline for uspace/drv/audio/sb16/main.c
- Timestamp:
- 2011-09-17T22:23:11Z (13 years ago)
- Branches:
- lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
- Children:
- 7a69340
- Parents:
- 2fc487f
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
-
uspace/drv/audio/sb16/main.c
r2fc487f r53738d3 36 36 #include <ddf/interrupt.h> 37 37 #include <ddf/log.h> 38 #include <device/hw_res.h> 39 #include <devman.h> 40 #include <assert.h> 38 41 #include <stdio.h> 39 42 #include <errno.h> 40 43 41 //#include <device/hw_res.h>42 44 //#include <str_error.h> 43 45 44 45 //#include "pci.h"46 #include "ddf_log.h" 47 #include "sb16.h" 46 48 47 49 #define NAME "sb16" 48 50 49 51 static int sb_add_device(ddf_dev_t *device); 52 static int sb_get_res(const ddf_dev_t *device, uintptr_t *sb_regs, 53 size_t *sb_regs_size, uintptr_t *mpu_regs, size_t *mpu_regs_size, int *irq); 50 54 /*----------------------------------------------------------------------------*/ 51 55 static driver_ops_t sb_driver_ops = { … … 58 62 }; 59 63 //static ddf_dev_ops_t sb_ops = {}; 60 /*----------------------------------------------------------------------------*/61 /** Initializes a new ddf driver instance of SB16.62 *63 * @param[in] device DDF instance of the device to initialize.64 * @return Error code.65 */66 static int sb_add_device(ddf_dev_t *device)67 {68 assert(device);69 return ENOTSUP;70 }71 64 /*----------------------------------------------------------------------------*/ 72 65 /** Initializes global driver structures (NONE). … … 84 77 return ddf_driver_main(&sb_driver); 85 78 } 79 /*----------------------------------------------------------------------------*/ 80 /** Initializes a new ddf driver instance of SB16. 81 * 82 * @param[in] device DDF instance of the device to initialize. 83 * @return Error code. 84 */ 85 static int sb_add_device(ddf_dev_t *device) 86 { 87 assert(device); 88 uintptr_t sb_regs = 0, mpu_regs = 0; 89 size_t sb_regs_size = 0, mpu_regs_size = 0; 90 int irq = 0; 91 int ret = sb_get_res(device, &sb_regs, &sb_regs_size, &mpu_regs, 92 &mpu_regs_size, &irq); 93 94 return ret; 95 } 96 /*----------------------------------------------------------------------------*/ 97 static int sb_get_res(const ddf_dev_t *device, uintptr_t *sb_regs, 98 size_t *sb_regs_size, uintptr_t *mpu_regs, size_t *mpu_regs_size, int *irq) 99 { 100 assert(device); 101 assert(sb_regs); 102 assert(sb_regs_size); 103 assert(mpu_regs); 104 assert(mpu_regs_size); 105 assert(irq); 106 107 async_sess_t *parent_sess = 108 devman_parent_device_connect(EXCHANGE_SERIALIZE, device->handle, 109 IPC_FLAG_BLOCKING); 110 if (!parent_sess) 111 return ENOMEM; 112 113 hw_resource_list_t hw_resources; 114 const int rc = hw_res_get_resource_list(parent_sess, &hw_resources); 115 if (rc != EOK) { 116 async_hangup(parent_sess); 117 return rc; 118 } 119 120 size_t i; 121 for (i = 0; i < hw_resources.count; i++) { 122 const hw_resource_t *res = &hw_resources.resources[i]; 123 switch (res->type) { 124 case INTERRUPT: 125 *irq = res->res.interrupt.irq; 126 ddf_log_debug("Found interrupt: %d.\n", *irq); 127 break; 128 case IO_RANGE: 129 ddf_log_debug("Found io: %" PRIx64" %zu.\n", 130 res->res.io_range.address, res->res.io_range.size); 131 if (res->res.io_range.size >= sizeof(sb16_regs_t)) { 132 *sb_regs = res->res.io_range.address; 133 *sb_regs_size = res->res.io_range.size; 134 } else { 135 *mpu_regs = res->res.io_range.address; 136 *mpu_regs_size = res->res.io_range.size; 137 } 138 break; 139 default: 140 break; 141 } 142 } 143 144 async_hangup(parent_sess); 145 free(hw_resources.resources); 146 return EOK; 147 } 86 148 /** 87 149 * @}
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