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authorBen Cahill <ben.m.cahill@intel.com>2007-11-29 06:10:07 +0300
committerDavid S. Miller <davem@davemloft.net>2008-01-29 02:05:31 +0300
commite3851447664113bccf9b23af0308e266872a735c (patch)
treee6e5b41c7981c99224f980bf86c04f029bc33032 /drivers/net/wireless/iwlwifi/iwl-prph.h
parent5d5456fe50cb07347dd350fc045dc98677dbc58f (diff)
downloadlinux-e3851447664113bccf9b23af0308e266872a735c.tar.xz
iwlwifi: document 4965 Tx scheduler
Document 4965 Tx scheduler Signed-off-by: Ben Cahill <ben.m.cahill@intel.com> Signed-off-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-prph.h')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-prph.h14
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-prph.h b/drivers/net/wireless/iwlwifi/iwl-prph.h
index 137947dd269f..4ba121634877 100644
--- a/drivers/net/wireless/iwlwifi/iwl-prph.h
+++ b/drivers/net/wireless/iwlwifi/iwl-prph.h
@@ -63,7 +63,10 @@
#ifndef __iwl_prph_h__
#define __iwl_prph_h__
-
+/*
+ * Registers in this file are internal, not PCI bus memory mapped.
+ * Driver accesses these via HBUS_TARG_PRPH_* registers.
+ */
#define PRPH_BASE (0x00000)
#define PRPH_END (0xFFFFF)
@@ -225,8 +228,8 @@
#define BSM_SRAM_LOWER_BOUND (PRPH_BASE + 0x3800)
#define BSM_SRAM_SIZE (1024) /* bytes */
-/* ALM SCD */
-/* SCD (Scheduler) */
+
+/* 3945 Tx scheduler registers */
#define ALM_SCD_BASE (PRPH_BASE + 0x2E00)
#define ALM_SCD_MODE_REG (ALM_SCD_BASE + 0x000)
#define ALM_SCD_ARASTAT_REG (ALM_SCD_BASE + 0x004)
@@ -236,7 +239,10 @@
#define ALM_SCD_SBYP_MODE_1_REG (ALM_SCD_BASE + 0x02C)
#define ALM_SCD_SBYP_MODE_2_REG (ALM_SCD_BASE + 0x030)
-/* 4965 SCD memory mapped registers */
+/*
+ * 4965 Tx Scheduler registers.
+ * Details are documented in iwl-4965-hw.h
+ */
#define KDR_SCD_BASE (PRPH_BASE + 0xa02c00)
#define KDR_SCD_SRAM_BASE_ADDR (KDR_SCD_BASE + 0x0)