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1 /*
2  * Various shadow registers. Defines for these are in include/asm-etrax100/io.h
3  */
4 
5 /* Shadows for internal Etrax-registers */
6 
7 unsigned long genconfig_shadow;
8 unsigned long gen_config_ii_shadow;
9 unsigned long port_g_data_shadow;
10 unsigned char port_pa_dir_shadow;
11 unsigned char port_pa_data_shadow;
12 unsigned char port_pb_i2c_shadow;
13 unsigned char port_pb_config_shadow;
14 unsigned char port_pb_dir_shadow;
15 unsigned char port_pb_data_shadow;
16 unsigned long r_timer_ctrl_shadow;
17 
18 /* Shadows for external I/O port registers.
19  * These are only usable if there actually IS a latch connected
20  * to the corresponding external chip-select pin.
21  *
22  * A common usage is that CSP0 controls LEDs and CSP4 video chips.
23  */
24 
25 unsigned long port_cse1_shadow;
26 unsigned long port_csp0_shadow;
27 unsigned long port_csp4_shadow;
28 
29 /* Corresponding addresses for the ports.
30  * These are initialized in arch/cris/mm/init.c using ioremap.
31  */
32 
33 volatile unsigned long *port_cse1_addr;
34 volatile unsigned long *port_csp0_addr;
35 volatile unsigned long *port_csp4_addr;
36 
37