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author | Gavin Shan <gwshan@linux.vnet.ibm.com> | 2016-06-10 15:03:48 +1000 |
---|---|---|
committer | Stewart Smith <stewart@linux.vnet.ibm.com> | 2016-06-14 16:00:17 +1000 |
commit | aa928bfbd89192ea13809c6cd8f0402fd981a976 (patch) | |
tree | 3b3daa6182add18a32e4c16dc9f9fe83f9002f21 /platforms/astbmc | |
parent | 6884fe63ba1ebf072a49c0e4f943612996579f26 (diff) | |
download | skiboot-aa928bfbd89192ea13809c6cd8f0402fd981a976.zip skiboot-aa928bfbd89192ea13809c6cd8f0402fd981a976.tar.gz skiboot-aa928bfbd89192ea13809c6cd8f0402fd981a976.tar.bz2 |
platforms/astbmc: Support PCI slot
This reworks PCI stuff for astbmc platform to support PCI slot:
* The PCI slot is created in slot_table_get_slot_info().
* There are no platform dependent operations provided to PCI
slots at current stage.
* The slot location code is populated accordingly.
Signed-off-by: Gavin Shan <gwshan@linux.vnet.ibm.com>
Reviewed-by: Russell Currey <ruscur@russell.cc>
Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>
Diffstat (limited to 'platforms/astbmc')
-rw-r--r-- | platforms/astbmc/slots.c | 58 |
1 files changed, 43 insertions, 15 deletions
diff --git a/platforms/astbmc/slots.c b/platforms/astbmc/slots.c index 2144112..7ece836 100644 --- a/platforms/astbmc/slots.c +++ b/platforms/astbmc/slots.c @@ -18,6 +18,7 @@ #include <console.h> #include <chip.h> #include <pci.h> +#include <pci-slot.h> #include "astbmc.h" @@ -50,7 +51,7 @@ static const struct slot_table_entry *match_slot_phb_entry(struct phb *phb) } static const struct slot_table_entry *match_slot_dev_entry(struct phb *phb, - struct pci_device *pd) + struct pci_device *pd) { const struct slot_table_entry *parent, *ent; @@ -75,26 +76,53 @@ static const struct slot_table_entry *match_slot_dev_entry(struct phb *phb, return NULL; } +static void add_slot_properties(struct pci_slot *slot, + struct dt_node *np) +{ + struct phb *phb = slot->phb; + struct slot_table_entry *ent = slot->data; + size_t base_loc_code_len, slot_label_len; + char loc_code[LOC_CODE_SIZE]; + + if (!np || !ent || !phb->base_loc_code) + return; + + base_loc_code_len = strlen(phb->base_loc_code); + slot_label_len = strlen(ent->name); + if ((base_loc_code_len + slot_label_len + 1) >= LOC_CODE_SIZE) + return; + + /* Location code */ + strcpy(loc_code, phb->base_loc_code); + strcat(loc_code, "-"); + strcat(loc_code, ent->name); + dt_add_property(np, "ibm,slot-location-code", + loc_code, strlen(loc_code) + 1); + dt_add_property_string(np, "ibm,slot-label", ent->name); +} + void slot_table_get_slot_info(struct phb *phb, struct pci_device * pd) { const struct slot_table_entry *ent; - struct pci_slot_info *si; + struct pci_slot *slot; - if (!pd || pd->slot_info) + if (!pd || pd->slot) return; ent = match_slot_dev_entry(phb, pd); if (!ent || !ent->name) return; - pd->slot_info = si = zalloc(sizeof(struct pci_slot_info)); - assert(pd->slot_info); - strncpy(si->label, ent->name, sizeof(si->label) - 1); - si->pluggable = ent->etype == st_pluggable_slot; - si->power_ctl = false; - si->wired_lanes = -1; - si->bus_clock = -1; - si->connector_type = -1; - si->card_desc = -1; - si->card_mech = -1; - si->pwr_led_ctl = -1; - si->attn_led_ctl = -1; + + slot = pcie_slot_create(phb, pd); + assert(slot); + slot->ops.add_properties = add_slot_properties; + slot->data = (void *)ent; + + slot->pluggable = ent->etype == st_pluggable_slot; + slot->power_ctl = false; + slot->wired_lanes = PCI_SLOT_WIRED_LANES_UNKNOWN; + slot->connector_type = PCI_SLOT_CONNECTOR_PCIE_NS; + slot->card_desc = PCI_SLOT_DESC_NON_STANDARD; + slot->card_mech = PCI_SLOT_MECH_NONE; + slot->power_led_ctl = PCI_SLOT_PWR_LED_CTL_NONE; + slot->attn_led_ctl = PCI_SLOT_ATTN_LED_CTL_NONE; } |