*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; version 2 of
- * the License.
+ * published by the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
- * MA 02110-1301 USA
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <types.h>
if (!dev)
return current;
- pciexbar_reg=pci_read_config32(dev, 0x48);
+ pciexbar_reg = pci_read_config32(dev, 0x48);
- // MMCFG not supported or not enabled.
+ /* MMCFG not supported or not enabled. */
if (!(pciexbar_reg & (1 << 0)))
return current;
switch ((pciexbar_reg >> 1) & 3) {
- case 0: // 256MB
- pciexbar = pciexbar_reg & ((1 << 31)|(1 << 30)|(1 << 29)|(1 << 28));
+ case 0: /* 256MB */
+ pciexbar = pciexbar_reg & ((1 << 31) | (1 << 30) | (1 << 29) |
+ (1 << 28));
max_buses = 256;
break;
- case 1: // 128M
- pciexbar = pciexbar_reg & ((1 << 31)|(1 << 30)|(1 << 29)|(1 << 28)|(1 << 27));
+ case 1: /* 128M */
+ pciexbar = pciexbar_reg & ((1 << 31) | (1 << 30) | (1 << 29) |
+ (1 << 28) | (1 << 27));
max_buses = 128;
break;
- case 2: // 64M
- pciexbar = pciexbar_reg & ((1 << 31)|(1 << 30)|(1 << 29)|(1 << 28)|(1 << 27)|(1 << 26));
+ case 2: /* 64M */
+ pciexbar = pciexbar_reg & ((1 << 31) | (1 << 30) | (1 << 29) |
+ (1 << 28) | (1 << 27) | (1 << 26));
max_buses = 64;
break;
- default: // RSVD
+ default: /* RSVD */
return current;
}
if (!pciexbar)
return current;
+
#if CONFIG_GENERATE_ACPI_TABLES
current += acpi_create_mcfg_mmconfig((acpi_mcfg_mmconfig_t *) current,
- pciexbar, 0x0, 0x0, max_buses - 1);
+ pciexbar, 0x0, 0x0, max_buses - 1);
#endif
return current;
}
-
-