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12#include <common.h>
13#include <ahci.h>
14#include <dm.h>
15#include <sata.h>
16
17#ifndef CONFIG_AHCI
18struct blk_desc sata_dev_desc[CONFIG_SYS_SATA_MAX_DEVICE];
19#endif
20
21int sata_reset(struct udevice *dev)
22{
23 struct ahci_ops *ops = ahci_get_ops(dev);
24
25 if (!ops->reset)
26 return -ENOSYS;
27
28 return ops->reset(dev);
29}
30
31int sata_dm_port_status(struct udevice *dev, int port)
32{
33 struct ahci_ops *ops = ahci_get_ops(dev);
34
35 if (!ops->port_status)
36 return -ENOSYS;
37
38 return ops->port_status(dev, port);
39}
40
41int sata_scan(struct udevice *dev)
42{
43 struct ahci_ops *ops = ahci_get_ops(dev);
44
45 if (!ops->scan)
46 return -ENOSYS;
47
48 return ops->scan(dev);
49}
50
51#ifndef CONFIG_AHCI
52#ifdef CONFIG_PARTITIONS
53struct blk_desc *sata_get_dev(int dev)
54{
55 return (dev < CONFIG_SYS_SATA_MAX_DEVICE) ? &sata_dev_desc[dev] : NULL;
56}
57#endif
58#endif
59
60#ifdef CONFIG_BLK
61static unsigned long sata_bread(struct udevice *dev, lbaint_t start,
62 lbaint_t blkcnt, void *dst)
63{
64 return -ENOSYS;
65}
66
67static unsigned long sata_bwrite(struct udevice *dev, lbaint_t start,
68 lbaint_t blkcnt, const void *buffer)
69{
70 return -ENOSYS;
71}
72#else
73static unsigned long sata_bread(struct blk_desc *block_dev, lbaint_t start,
74 lbaint_t blkcnt, void *dst)
75{
76 return sata_read(block_dev->devnum, start, blkcnt, dst);
77}
78
79static unsigned long sata_bwrite(struct blk_desc *block_dev, lbaint_t start,
80 lbaint_t blkcnt, const void *buffer)
81{
82 return sata_write(block_dev->devnum, start, blkcnt, buffer);
83}
84#endif
85
86#ifndef CONFIG_AHCI
87int __sata_initialize(void)
88{
89 int rc, ret = -1;
90 int i;
91
92 for (i = 0; i < CONFIG_SYS_SATA_MAX_DEVICE; i++) {
93 memset(&sata_dev_desc[i], 0, sizeof(struct blk_desc));
94 sata_dev_desc[i].if_type = IF_TYPE_SATA;
95 sata_dev_desc[i].devnum = i;
96 sata_dev_desc[i].part_type = PART_TYPE_UNKNOWN;
97 sata_dev_desc[i].type = DEV_TYPE_HARDDISK;
98 sata_dev_desc[i].lba = 0;
99 sata_dev_desc[i].blksz = 512;
100 sata_dev_desc[i].log2blksz = LOG2(sata_dev_desc[i].blksz);
101#ifndef CONFIG_BLK
102 sata_dev_desc[i].block_read = sata_bread;
103 sata_dev_desc[i].block_write = sata_bwrite;
104#endif
105 rc = init_sata(i);
106 if (!rc) {
107 rc = scan_sata(i);
108 if (!rc && sata_dev_desc[i].lba > 0 &&
109 sata_dev_desc[i].blksz > 0) {
110 part_init(&sata_dev_desc[i]);
111 ret = i;
112 }
113 }
114 }
115
116 return ret;
117}
118int sata_initialize(void) __attribute__((weak, alias("__sata_initialize")));
119
120__weak int __sata_stop(void)
121{
122 int i, err = 0;
123
124 for (i = 0; i < CONFIG_SYS_SATA_MAX_DEVICE; i++)
125 err |= reset_sata(i);
126
127 if (err)
128 printf("Could not reset some SATA devices\n");
129
130 return err;
131}
132int sata_stop(void) __attribute__((weak, alias("__sata_stop")));
133#endif
134
135#ifdef CONFIG_BLK
136static const struct blk_ops sata_blk_ops = {
137 .read = sata_bread,
138 .write = sata_bwrite,
139};
140
141U_BOOT_DRIVER(sata_blk) = {
142 .name = "sata_blk",
143 .id = UCLASS_BLK,
144 .ops = &sata_blk_ops,
145};
146#else
147U_BOOT_LEGACY_BLK(sata) = {
148 .if_typename = "sata",
149 .if_type = IF_TYPE_SATA,
150 .max_devs = CONFIG_SYS_SATA_MAX_DEVICE,
151 .desc = sata_dev_desc,
152};
153#endif
154