diff options
author | Maciej W. Rozycki <macro@linux-mips.org> | 2005-06-20 09:09:49 -0400 |
---|---|---|
committer | Ralf Baechle <ralf@linux-mips.org> | 2005-10-29 14:31:28 -0400 |
commit | c6ad7b7d3cd7883810c05fad9d30303cf9368f63 (patch) | |
tree | b8df8802eb177cac2e4588ea98b86077b076d9b5 /arch | |
parent | 8a185d14b665d454bde84c6ae067beade452e7f8 (diff) |
Use macros for the RM7k cp0.config bits instead of magic numbers.
Minor clean-ups.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch')
-rw-r--r-- | arch/mips/mm/sc-rm7k.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/arch/mips/mm/sc-rm7k.c b/arch/mips/mm/sc-rm7k.c index 1df5aab82c13..9e8ff8badb19 100644 --- a/arch/mips/mm/sc-rm7k.c +++ b/arch/mips/mm/sc-rm7k.c | |||
@@ -103,7 +103,7 @@ static __init void __rm7k_sc_enable(void) | |||
103 | { | 103 | { |
104 | int i; | 104 | int i; |
105 | 105 | ||
106 | set_c0_config(R7K_CONF_SE); | 106 | set_c0_config(RM7K_CONF_SE); |
107 | 107 | ||
108 | write_c0_taglo(0); | 108 | write_c0_taglo(0); |
109 | write_c0_taghi(0); | 109 | write_c0_taghi(0); |
@@ -122,16 +122,16 @@ static __init void __rm7k_sc_enable(void) | |||
122 | 122 | ||
123 | static __init void rm7k_sc_enable(void) | 123 | static __init void rm7k_sc_enable(void) |
124 | { | 124 | { |
125 | if (read_c0_config() & R7K_CONF_SE) | 125 | if (read_c0_config() & RM7K_CONF_SE) |
126 | return; | 126 | return; |
127 | 127 | ||
128 | printk(KERN_INFO "Enabling secondary cache..."); | 128 | printk(KERN_INFO "Enabling secondary cache...\n"); |
129 | run_uncached(__rm7k_sc_enable); | 129 | run_uncached(__rm7k_sc_enable); |
130 | } | 130 | } |
131 | 131 | ||
132 | static void rm7k_sc_disable(void) | 132 | static void rm7k_sc_disable(void) |
133 | { | 133 | { |
134 | clear_c0_config(R7K_CONF_SE); | 134 | clear_c0_config(RM7K_CONF_SE); |
135 | } | 135 | } |
136 | 136 | ||
137 | struct bcache_ops rm7k_sc_ops = { | 137 | struct bcache_ops rm7k_sc_ops = { |
@@ -145,19 +145,19 @@ void __init rm7k_sc_init(void) | |||
145 | { | 145 | { |
146 | unsigned int config = read_c0_config(); | 146 | unsigned int config = read_c0_config(); |
147 | 147 | ||
148 | if ((config >> 31) & 1) /* Bit 31 set -> no S-Cache */ | 148 | if ((config & RM7K_CONF_SC)) |
149 | return; | 149 | return; |
150 | 150 | ||
151 | printk(KERN_INFO "Secondary cache size %dK, linesize %d bytes.\n", | 151 | printk(KERN_INFO "Secondary cache size %dK, linesize %d bytes.\n", |
152 | (scache_size >> 10), sc_lsize); | 152 | (scache_size >> 10), sc_lsize); |
153 | 153 | ||
154 | if (!(config & R7K_CONF_SE)) | 154 | if (!(config & RM7K_CONF_SE)) |
155 | rm7k_sc_enable(); | 155 | rm7k_sc_enable(); |
156 | 156 | ||
157 | /* | 157 | /* |
158 | * While we're at it let's deal with the tertiary cache. | 158 | * While we're at it let's deal with the tertiary cache. |
159 | */ | 159 | */ |
160 | if (!((config >> 17) & 1)) { | 160 | if (!(config & RM7K_CONF_TC)) { |
161 | 161 | ||
162 | /* | 162 | /* |
163 | * We can't enable the L3 cache yet. There may be board-specific | 163 | * We can't enable the L3 cache yet. There may be board-specific |
@@ -170,9 +170,9 @@ void __init rm7k_sc_init(void) | |||
170 | * to probe it. | 170 | * to probe it. |
171 | */ | 171 | */ |
172 | printk(KERN_INFO "Tertiary cache present, %s enabled\n", | 172 | printk(KERN_INFO "Tertiary cache present, %s enabled\n", |
173 | config&(1<<12) ? "already" : "not (yet)"); | 173 | (config & RM7K_CONF_TE) ? "already" : "not (yet)"); |
174 | 174 | ||
175 | if ((config >> 12) & 1) | 175 | if ((config & RM7K_CONF_TE)) |
176 | rm7k_tcache_enabled = 1; | 176 | rm7k_tcache_enabled = 1; |
177 | } | 177 | } |
178 | 178 | ||