Mercurial > ecos-v3_0-branch
annotate packages/hal/arm/ebsa285/current/include/plf_io.h @ 117:bd1a71e3e476 ecos-sw-2000-08-25
Merge from eCos master repository on 2000-08-25-19:22:58-BST
| author | jlarmour |
|---|---|
| date | Fri, 25 Aug 2000 19:17:22 +0000 |
| parents | 6ed91473a1cd |
| children | e0c0827131d1 |
| rev | line source |
|---|---|
|
76
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
1 #ifndef CYGONCE_PLF_IO_H |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
2 #define CYGONCE_PLF_IO_H |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
3 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
4 //============================================================================= |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
5 // |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
6 // plf_io.h |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
7 // |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
8 // Platform specific IO support |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
9 // |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
10 //============================================================================= |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
11 //####COPYRIGHTBEGIN#### |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
12 // |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
13 // ------------------------------------------- |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
14 // The contents of this file are subject to the Red Hat eCos Public License |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
15 // Version 1.1 (the "License"); you may not use this file except in |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
16 // compliance with the License. You may obtain a copy of the License at |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
17 // http://www.redhat.com/ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
18 // |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
19 // Software distributed under the License is distributed on an "AS IS" |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
20 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
21 // License for the specific language governing rights and limitations under |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
22 // the License. |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
23 // |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
24 // The Original Code is eCos - Embedded Configurable Operating System, |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
25 // released September 30, 1998. |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
26 // |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
27 // The Initial Developer of the Original Code is Red Hat. |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
28 // Portions created by Red Hat are |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
29 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc. |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
30 // All Rights Reserved. |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
31 // ------------------------------------------- |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
32 // |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
33 //####COPYRIGHTEND#### |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
34 //============================================================================= |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
35 //#####DESCRIPTIONBEGIN#### |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
36 // |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
37 // Author(s): hmt, jskov |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
38 // Contributors: hmt, jskov |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
39 // Date: 1999-08-09 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
40 // Purpose: Intel EBSA285 PCI IO support macros |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
41 // Description: |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
42 // Usage: #include <cyg/hal/plf_io.h> |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
43 // |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
44 // Note: Based on information in |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
45 // "21285 Core Logic for SA-110 Microprocessor" |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
46 //####DESCRIPTIONEND#### |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
47 // |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
48 //============================================================================= |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
49 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
50 #include <pkgconf/hal_arm_ebsa285.h> |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
51 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
52 #include <cyg/hal/hal_ebsa285.h> |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
53 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
54 #include <cyg/hal/hal_io.h> // IO macros |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
55 #include <cyg/hal/hal_platform_ints.h> // Interrupt vectors |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
56 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
57 // The PCI resources required by the EBSA are hardcoded to the lowest |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
58 // addresses in the PCI address space, thus: |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
59 // PCI Memory Space |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
60 #define EBSA_SDRAM_PCI_ADDR 0 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
61 #define EBSA_SDRAM_PCI_SIZE (CYGHWR_HAL_ARM_EBSA285_PCI_MEM_MAP_SIZE) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
62 #define EBSA_CSR_MEM_PCI_ADDR (EBSA_SDRAM_PCI_SIZE) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
63 #define EBSA_CSR_MEM_PCI_SIZE 0x80 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
64 // PCI IO Space |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
65 #define EBSA_CSR_IO_PCI_ADDR 0 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
66 #define EBSA_CSR_IO_PCI_SIZE 0x80 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
67 |
|
117
bd1a71e3e476
Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents:
115
diff
changeset
|
68 // Incidentally I now understand why it's necessary to force PCI reset |
|
bd1a71e3e476
Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents:
115
diff
changeset
|
69 // (2000-08-07) - with RedBoot in ROM, the RAM app was unconditionally |
|
bd1a71e3e476
Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents:
115
diff
changeset
|
70 // reinitializing the PCI bus when it was already initialized, without |
|
bd1a71e3e476
Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents:
115
diff
changeset
|
71 // resetting it. We cannot play the same game here as with |
|
bd1a71e3e476
Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents:
115
diff
changeset
|
72 // hal_platform_setup.h - I tried - because otherwise the net cannot |
|
bd1a71e3e476
Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents:
115
diff
changeset
|
73 // re-initialize itself; the scan for devices fails. |
|
bd1a71e3e476
Merge from eCos master repository on 2000-08-25-19:22:58-BST
jlarmour
parents:
115
diff
changeset
|
74 |
|
76
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
75 // Initialize the PCI bus. |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
76 #define HAL_PCI_INIT() \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
77 CYG_MACRO_START \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
78 cyg_uint32 __tmp, __tmp2; \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
79 \ |
|
115
6ed91473a1cd
Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
76
diff
changeset
|
80 /* Assert PCI_reset */ \ |
|
6ed91473a1cd
Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
76
diff
changeset
|
81 HAL_READ_UINT32(SA110_CONTROL, __tmp); \ |
|
6ed91473a1cd
Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
76
diff
changeset
|
82 __tmp &= ~SA110_CONTROL_RST_I; \ |
|
6ed91473a1cd
Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
76
diff
changeset
|
83 HAL_WRITE_UINT32(SA110_CONTROL, __tmp); \ |
|
6ed91473a1cd
Merge from eCos master repository on 2000-08-21-22:40:54-BST
jlarmour
parents:
76
diff
changeset
|
84 \ |
|
76
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
85 /* Disable PCI Outbound interrupts */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
86 /* (according to 7-14 SA110_OUT_INT_MASK is not accessible */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
87 /* by SA-100) */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
88 HAL_WRITE_UINT32(SA110_OUT_INT_STATUS, \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
89 SA110_OUT_INT_STATUS_DOORBELL_INT \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
90 |SA110_OUT_INT_STATUS_OUTBOUND_INT); \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
91 \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
92 /* Disable Doorbells */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
93 HAL_WRITE_UINT32(SA110_DOORBELL_PCI_MASK, 0); \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
94 HAL_WRITE_UINT32(SA110_DOORBELL_SA_MASK, 0); \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
95 \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
96 /* Map high PCI address bits to 0 */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
97 HAL_WRITE_UINT32(SA110_PCI_ADDR_EXT, 0); \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
98 \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
99 /* Interrupt ID to 1 */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
100 HAL_WRITE_UINT16(SA110_PCI_CFG_INT_LINE, 0x0100); \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
101 \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
102 /* Remove PCI_reset */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
103 HAL_READ_UINT32(SA110_CONTROL, __tmp); \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
104 __tmp |= SA110_CONTROL_RST_I; \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
105 HAL_WRITE_UINT32(SA110_CONTROL, __tmp); \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
106 \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
107 /* Open a window to SDRAM from PCI address space */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
108 HAL_WRITE_UINT32(SA110_SDRAM_BASE_ADDRESS_MASK, \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
109 ((CYGHWR_HAL_ARM_EBSA285_PCI_MEM_MAP_SIZE-1) & 0xfffc0000)); \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
110 HAL_WRITE_UINT32(SA110_SDRAM_BASE_ADDRESS_OFFSET, \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
111 CYGHWR_HAL_ARM_EBSA285_PCI_MEM_MAP_BASE); \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
112 \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
113 /* Only init PCI if central function is set and */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
114 /* standalone bit is cleared */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
115 HAL_READ_UINT32(SA110_CONTROL, __tmp); \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
116 HAL_READ_UINT32(SA110_XBUS_XCS2, __tmp2); \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
117 if ((__tmp & SA110_CONTROL_CFN) == SA110_CONTROL_CFN \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
118 && (__tmp2 & SA110_XBUS_XCS2_PCI_DISABLE) == 0) { \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
119 \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
120 /* Don't respond to any commands */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
121 HAL_WRITE_UINT16(SA110_PCI_CFG_COMMAND, 0); \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
122 \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
123 /* Set up default addresses for board's resources. */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
124 HAL_WRITE_UINT32(SA110_PCI_CFG_CSR_MEM_BAR, \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
125 EBSA_CSR_MEM_PCI_ADDR); \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
126 HAL_WRITE_UINT32(SA110_PCI_CFG_CSR_IO_BAR, EBSA_CSR_IO_PCI_ADDR);\ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
127 HAL_WRITE_UINT32(SA110_PCI_CFG_SDRAM_BAR, EBSA_SDRAM_PCI_ADDR); \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
128 \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
129 /* Respond to I/O space & Memory transactions. */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
130 HAL_WRITE_UINT32(SA110_PCI_CFG_COMMAND, \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
131 CYG_PCI_CFG_COMMAND_INVALIDATE \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
132 |CYG_PCI_CFG_COMMAND_IO \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
133 |CYG_PCI_CFG_COMMAND_MEMORY \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
134 |CYG_PCI_CFG_COMMAND_MASTER); \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
135 } \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
136 /* Signal PCI_init_complete */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
137 HAL_READ_UINT32(SA110_CONTROL, __tmp); \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
138 __tmp |= SA110_CONTROL_INIT_COMPLETE; \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
139 HAL_WRITE_UINT32(SA110_CONTROL, __tmp); \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
140 \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
141 CYG_MACRO_END |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
142 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
143 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
144 // Compute address necessary to access PCI config space for the given |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
145 // bus and device. |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
146 #define HAL_PCI_CONFIG_ADDRESS( __bus, __devfn, __offset ) \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
147 ({ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
148 cyg_uint32 __addr; \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
149 cyg_uint32 __dev = CYG_PCI_DEV_GET_DEV(__devfn); \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
150 if (0 == __bus) { \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
151 if (0 == __dev) { \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
152 /* Access self via CSR base */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
153 __addr = SA110_CONTROL_STATUS_BASE; \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
154 } else { \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
155 /* Page 3-17, table 3-5: bits 15-11 generate PCI address */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
156 __addr = SA110_PCI_CONFIG0_BASE | 0x00c00000 | (__dev << 11);\ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
157 } \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
158 } else { \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
159 __addr = SA110_PCI_CONFIG1_BASE | (__bus << 16) | (__dev << 11); \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
160 } \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
161 __addr |= CYG_PCI_DEV_GET_FN(__devfn) << 8; \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
162 __addr |= __offset; \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
163 __addr; \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
164 }) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
165 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
166 // Read a value from the PCI configuration space of the appropriate |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
167 // size at an address composed from the bus, devfn and offset. |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
168 #define HAL_PCI_CFG_READ_UINT8( __bus, __devfn, __offset, __val ) \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
169 HAL_READ_UINT8(HAL_PCI_CONFIG_ADDRESS(__bus, __devfn, __offset), __val) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
170 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
171 #define HAL_PCI_CFG_READ_UINT16( __bus, __devfn, __offset, __val ) \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
172 HAL_READ_UINT16(HAL_PCI_CONFIG_ADDRESS(__bus, __devfn, __offset), __val) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
173 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
174 #define HAL_PCI_CFG_READ_UINT32( __bus, __devfn, __offset, __val ) \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
175 HAL_READ_UINT32(HAL_PCI_CONFIG_ADDRESS(__bus, __devfn, __offset), __val) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
176 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
177 // Write a value to the PCI configuration space of the appropriate |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
178 // size at an address composed from the bus, devfn and offset. |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
179 #define HAL_PCI_CFG_WRITE_UINT8( __bus, __devfn, __offset, __val ) \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
180 HAL_WRITE_UINT8(HAL_PCI_CONFIG_ADDRESS(__bus, __devfn, __offset), __val) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
181 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
182 #define HAL_PCI_CFG_WRITE_UINT16( __bus, __devfn, __offset, __val ) \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
183 HAL_WRITE_UINT16(HAL_PCI_CONFIG_ADDRESS(__bus, __devfn, __offset), __val) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
184 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
185 #define HAL_PCI_CFG_WRITE_UINT32( __bus, __devfn, __offset, __val ) \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
186 HAL_WRITE_UINT32(HAL_PCI_CONFIG_ADDRESS(__bus, __devfn, __offset), __val) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
187 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
188 //----------------------------------------------------------------------------- |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
189 // Resources |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
190 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
191 // Map PCI device resources starting from these addresses in PCI space. |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
192 #define HAL_PCI_ALLOC_BASE_MEMORY (EBSA_SDRAM_PCI_SIZE+EBSA_CSR_MEM_PCI_SIZE) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
193 #define HAL_PCI_ALLOC_BASE_IO (EBSA_CSR_IO_PCI_SIZE) |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
194 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
195 // This is where the PCI spaces are mapped in the CPU's address space. |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
196 #define HAL_PCI_PHYSICAL_MEMORY_BASE 0x80000000 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
197 #define HAL_PCI_PHYSICAL_IO_BASE 0x7c000000 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
198 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
199 // Translate the PCI interrupt requested by the device (INTA#, INTB#, |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
200 // INTC# or INTD#) to the associated CPU interrupt (i.e., HAL vector). |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
201 #define HAL_PCI_TRANSLATE_INTERRUPT( __bus, __devfn, __vec, __valid) \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
202 CYG_MACRO_START \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
203 cyg_uint8 __req; \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
204 HAL_PCI_CFG_READ_UINT8(__bus, __devfn, CYG_PCI_CFG_INT_PIN, __req); \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
205 if (0 != __req) { \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
206 /* Interrupt assignment as 21285 sees them. (From */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
207 /* EBSA285 Eval Board Reference Manual, 3.4 Interrupt Assignment) */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
208 CYG_ADDRWORD __translation[4] = { \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
209 CYGNUM_HAL_INTERRUPT_IRQ_IN_1, /* INTC# */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
210 CYGNUM_HAL_INTERRUPT_IRQ_IN_0, /* INTB# */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
211 CYGNUM_HAL_INTERRUPT_PCI_IRQ, /* INTA# */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
212 CYGNUM_HAL_INTERRUPT_IRQ_IN_3}; /* INTD# */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
213 \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
214 /* The PCI lines from the different slots are wired like this */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
215 /* on the PCI backplane: */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
216 /* pin6A pin7B pin7A pin8B */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
217 /* System Slot INTA# INTB# INTC# INTD# */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
218 /* I/O Slot 1 INTB# INTC# INTD# INTA# */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
219 /* I/O Slot 2 INTC# INTD# INTA# INTB# */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
220 /* I/O Slot 3 INTD# INTA# INTB# INTC# */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
221 /* I/O Slot 4 INTA# INTB# INTC# INTD# */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
222 /* */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
223 /* (From PCI Development Backplane, 3.2.2 Interrupts) */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
224 /* */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
225 /* Devsel signals are wired to, resulting in device IDs: */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
226 /* I/O Slot 1 AD19 / dev 8 [(8+1)&3 = 1] */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
227 /* I/O Slot 2 AD18 / dev 7 [(7+1)&3 = 0] */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
228 /* I/O Slot 3 AD17 / dev 6 [(6+1)&3 = 3] */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
229 /* I/O Slot 4 AD16 / dev 5 [(5+1)&3 = 2] */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
230 /* */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
231 /* (From PCI Development Backplane, 3.2.1 General) */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
232 /* */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
233 /* The observant reader will notice that the array does not */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
234 /* match the table of how interrupts are wired. The array */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
235 /* does however match observed behavior of the hardware: */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
236 /* */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
237 /* Observed interrupts with an Intel ethernet card */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
238 /* put in the slots in turn and set to generate interrupts: */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
239 /* slot 1/intA# (dev 8): caused host INTB# */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
240 /* slot 2/intA# (dev 7): caused host INTC# */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
241 /* slot 3/intA# (dev 6): caused host INTD# */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
242 /* slot 4/intA# (dev 5): caused host INTA# */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
243 \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
244 __vec = __translation[((__req+CYG_PCI_DEV_GET_DEV(__devfn))&3)]; \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
245 __valid = true; \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
246 } else { \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
247 /* Device will not generate interrupt requests. */ \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
248 __valid = false; \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
249 } \ |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
250 CYG_MACRO_END |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
251 |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
252 //----------------------------------------------------------------------------- |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
253 // end of plf_io.h |
|
435cced73e2f
eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
jlarmour
parents:
diff
changeset
|
254 #endif // CYGONCE_PLF_IO_H |