diff options
Diffstat (limited to 'ANDROID_3.4.5/include/linux/mc6821.h')
| -rw-r--r-- | ANDROID_3.4.5/include/linux/mc6821.h | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/ANDROID_3.4.5/include/linux/mc6821.h b/ANDROID_3.4.5/include/linux/mc6821.h deleted file mode 100644 index 28e301e2..00000000 --- a/ANDROID_3.4.5/include/linux/mc6821.h +++ /dev/null @@ -1,51 +0,0 @@ -#ifndef _MC6821_H_ -#define _MC6821_H_ - -/* - * This file describes the memery mapping of the MC6821 PIA. - * The unions describe overlayed registers. Which of them is used is - * determined by bit 2 of the corresponding control register. - * this files expects the PIA_REG_PADWIDTH to be defined the numeric - * value of the register spacing. - * - * Data came from MFC-31-Developer Kit (from Ralph Seidel, - * zodiac@darkness.gun.de) and Motorola Data Sheet (from - * Richard Hirst, srh@gpt.co.uk) - * - * 6.11.95 copyright Joerg Dorchain (dorchain@mpi-sb.mpg.de) - * - */ - -#ifndef PIA_REG_PADWIDTH -#define PIA_REG_PADWIDTH 255 -#endif - -struct pia { - union { - volatile u_char pra; - volatile u_char ddra; - } ua; - u_char pad1[PIA_REG_PADWIDTH]; - volatile u_char cra; - u_char pad2[PIA_REG_PADWIDTH]; - union { - volatile u_char prb; - volatile u_char ddrb; - } ub; - u_char pad3[PIA_REG_PADWIDTH]; - volatile u_char crb; - u_char pad4[PIA_REG_PADWIDTH]; -}; - -#define ppra ua.pra -#define pddra ua.ddra -#define pprb ub.prb -#define pddrb ub.ddrb - -#define PIA_C1_ENABLE_IRQ (1<<0) -#define PIA_C1_LOW_TO_HIGH (1<<1) -#define PIA_DDR (1<<2) -#define PIA_IRQ2 (1<<6) -#define PIA_IRQ1 (1<<7) - -#endif |