diff options
| -rw-r--r-- | drivers/ata/ahci.c | 50 | ||||
| -rw-r--r-- | include/ahci.h | 1 |
2 files changed, 28 insertions, 23 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 2caa29b..3fb41de 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -25,7 +25,6 @@ static int ata_io_flush(u8 port); struct ahci_uc_priv *probe_ent = NULL; -u16 *ataid[AHCI_MAX_PORTS]; #define writel_with_flush(a,b) do { writel(a,b); readl(b); } while (0) @@ -109,11 +108,11 @@ static int waiting_for_cmd_completed(void __iomem *offset, return (i < timeout_msec) ? 0 : -1; } -int __weak ahci_link_up(struct ahci_uc_priv *probe_ent, u8 port) +int __weak ahci_link_up(struct ahci_uc_priv *uc_priv, u8 port) { u32 tmp; int j = 0; - void __iomem *port_mmio = probe_ent->port[port].port_mmio; + void __iomem *port_mmio = uc_priv->port[port].port_mmio; /* * Bring up SATA link. @@ -555,7 +554,7 @@ static int wait_spinup(void __iomem *port_mmio) return -ETIMEDOUT; } -static int ahci_port_start(u8 port) +static int ahci_port_start(struct ahci_uc_priv *probe_ent, u8 port) { struct ahci_ioports *pp = &(probe_ent->port[port]); void __iomem *port_mmio = pp->port_mmio; @@ -689,7 +688,8 @@ static char *ata_id_strcpy(u16 *target, u16 *src, int len) /* * SCSI INQUIRY command operation. */ -static int ata_scsiop_inquiry(struct scsi_cmd *pccb) +static int ata_scsiop_inquiry(struct ahci_uc_priv *uc_priv, + struct scsi_cmd *pccb) { static const u8 hdr[] = { 0, @@ -726,15 +726,15 @@ static int ata_scsiop_inquiry(struct scsi_cmd *pccb) return -EIO; } - if (!ataid[port]) { - ataid[port] = malloc(ATA_ID_WORDS * 2); - if (!ataid[port]) { + if (!uc_priv->ataid[port]) { + uc_priv->ataid[port] = malloc(ATA_ID_WORDS * 2); + if (!uc_priv->ataid[port]) { printf("%s: No memory for ataid[port]\n", __func__); return -ENOMEM; } } - idbuf = ataid[port]; + idbuf = uc_priv->ataid[port]; memcpy(idbuf, tmpid, ATA_ID_WORDS * 2); ata_swap_buf_le16(idbuf, ATA_ID_WORDS); @@ -864,20 +864,21 @@ static int ata_scsiop_read_write(struct scsi_cmd *pccb, u8 is_write) /* * SCSI READ CAPACITY10 command operation. */ -static int ata_scsiop_read_capacity10(struct scsi_cmd *pccb) +static int ata_scsiop_read_capacity10(struct ahci_uc_priv *uc_priv, + struct scsi_cmd *pccb) { u32 cap; u64 cap64; u32 block_size; - if (!ataid[pccb->target]) { + if (!uc_priv->ataid[pccb->target]) { printf("scsi_ahci: SCSI READ CAPACITY10 command failure. " "\tNo ATA info!\n" "\tPlease run SCSI command INQUIRY first!\n"); return -EPERM; } - cap64 = ata_id_n_sectors(ataid[pccb->target]); + cap64 = ata_id_n_sectors(uc_priv->ataid[pccb->target]); if (cap64 > 0x100000000ULL) cap64 = 0xffffffff; @@ -894,19 +895,20 @@ static int ata_scsiop_read_capacity10(struct scsi_cmd *pccb) /* * SCSI READ CAPACITY16 command operation. */ -static int ata_scsiop_read_capacity16(struct scsi_cmd *pccb) +static int ata_scsiop_read_capacity16(struct ahci_uc_priv *uc_priv, + struct scsi_cmd *pccb) { u64 cap; u64 block_size; - if (!ataid[pccb->target]) { + if (!uc_priv->ataid[pccb->target]) { printf("scsi_ahci: SCSI READ CAPACITY16 command failure. " "\tNo ATA info!\n" "\tPlease run SCSI command INQUIRY first!\n"); return -EPERM; } - cap = ata_id_n_sectors(ataid[pccb->target]); + cap = ata_id_n_sectors(uc_priv->ataid[pccb->target]); cap = cpu_to_be64(cap); memcpy(pccb->pdata, &cap, sizeof(cap)); @@ -920,14 +922,16 @@ static int ata_scsiop_read_capacity16(struct scsi_cmd *pccb) /* * SCSI TEST UNIT READY command operation. */ -static int ata_scsiop_test_unit_ready(struct scsi_cmd *pccb) +static int ata_scsiop_test_unit_ready(struct ahci_uc_priv *uc_priv, + struct scsi_cmd *pccb) { - return (ataid[pccb->target]) ? 0 : -EPERM; + return (uc_priv->ataid[pccb->target]) ? 0 : -EPERM; } int scsi_exec(struct scsi_cmd *pccb) { + struct ahci_uc_priv *uc_priv = probe_ent; int ret; switch (pccb->cmd[0]) { @@ -939,16 +943,16 @@ int scsi_exec(struct scsi_cmd *pccb) ret = ata_scsiop_read_write(pccb, 1); break; case SCSI_RD_CAPAC10: - ret = ata_scsiop_read_capacity10(pccb); + ret = ata_scsiop_read_capacity10(uc_priv, pccb); break; case SCSI_RD_CAPAC16: - ret = ata_scsiop_read_capacity16(pccb); + ret = ata_scsiop_read_capacity16(uc_priv, pccb); break; case SCSI_TST_U_RDY: - ret = ata_scsiop_test_unit_ready(pccb); + ret = ata_scsiop_test_unit_ready(uc_priv, pccb); break; case SCSI_INQUIRY: - ret = ata_scsiop_inquiry(pccb); + ret = ata_scsiop_inquiry(uc_priv, pccb); break; default: printf("Unsupport SCSI command 0x%02x\n", pccb->cmd[0]); @@ -992,7 +996,7 @@ void scsi_low_level_init(int busdevfunc) for (i = 0; i < CONFIG_SYS_SCSI_MAX_SCSI_ID; i++) { if (((linkmap >> i) & 0x01)) { - if (ahci_port_start((u8) i)) { + if (ahci_port_start(probe_ent, (u8) i)) { printf("Can not start port %d\n", i); continue; } @@ -1035,7 +1039,7 @@ int ahci_init(void __iomem *base) for (i = 0; i < CONFIG_SYS_SCSI_MAX_SCSI_ID; i++) { if (((linkmap >> i) & 0x01)) { - if (ahci_port_start((u8) i)) { + if (ahci_port_start(probe_ent, (u8) i)) { printf("Can not start port %d\n", i); continue; } diff --git a/include/ahci.h b/include/ahci.h index 1f441d1..4262ab7 100644 --- a/include/ahci.h +++ b/include/ahci.h @@ -162,6 +162,7 @@ struct ahci_uc_priv { pci_dev_t dev; #endif struct ahci_ioports port[AHCI_MAX_PORTS]; + u16 *ataid[AHCI_MAX_PORTS]; u32 n_ports; u32 hard_port_no; u32 host_flags; |